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authorEven Rouault <even.rouault@spatialys.com>2020-01-22 22:09:26 +0100
committerEven Rouault <even.rouault@spatialys.com>2020-01-22 22:31:44 +0100
commitffcd6253bb6b275cfc8884eeb88aa2eeac75e3b6 (patch)
treecd279a62afef8567235ee6ad37ff1d38c75db7b8 /data/sql/grid_transformation.sql
parentdb31b6dfa9c8fe37d5706d95ce81012b8db3c3b9 (diff)
downloadPROJ-ffcd6253bb6b275cfc8884eeb88aa2eeac75e3b6.tar.gz
PROJ-ffcd6253bb6b275cfc8884eeb88aa2eeac75e3b6.zip
Database: update to EPSG v9.8.6
Fixes #1867
Diffstat (limited to 'data/sql/grid_transformation.sql')
-rw-r--r--data/sql/grid_transformation.sql117
1 files changed, 70 insertions, 47 deletions
diff --git a/data/sql/grid_transformation.sql b/data/sql/grid_transformation.sql
index 7a3689c6..0498a2a1 100644
--- a/data/sql/grid_transformation.sql
+++ b/data/sql/grid_transformation.sql
@@ -4,7 +4,7 @@ INSERT INTO "grid_transformation" VALUES('EPSG','1068','Guam 1963 to NAD83(HARN)
INSERT INTO "grid_transformation" VALUES('EPSG','1069','Guam 1963 to WGS 84 (2)','Parameter files are from Guam 1963 to NAD83(HARN) (1) (code 1068), but for many purposes NAD83(HARN) can be considered to be coincident with WGS 84 within the accuracy of the transformation.','Accuracy 5m.','EPSG','9613','NADCON','EPSG','4675','EPSG','4326','EPSG','3255',5.0,'EPSG','8657','Latitude difference file','guhpgn.las','EPSG','8658','Longitude difference file','guhpgn.los',NULL,NULL,'EPSG-Gum',0);
INSERT INTO "grid_transformation" VALUES('EPSG','1241','NAD27 to NAD83 (1)','Uses NADCON method which expects longitudes positive west; EPSG GeogCRS NAD27 (code 4267) and NAD83 (code 4269) have longitudes positive east.','Accuracy at 67% confidence level is 0.15m onshore, 5m nearshore and undetermined farther offshore.','EPSG','9613','NADCON','EPSG','4267','EPSG','4269','EPSG','2374',0.15,'EPSG','8657','Latitude difference file','conus.las','EPSG','8658','Longitude difference file','conus.los',NULL,NULL,'NGS-Usa Conus',0);
INSERT INTO "grid_transformation" VALUES('EPSG','1243','NAD27 to NAD83 (2)','Uses NADCON method which expects longitudes positive west; EPSG GeogCRS NAD27 (code 4267) and NAD83 (code 4269) have longitudes positive east. May be used as transformation to WGS 84 - see NAD27 to WGS 84 (85) (code 15864).','Accuracy at 67% confidence level is 0.5m onshore, 5m nearshore and undetermined farther offshore.','EPSG','9613','NADCON','EPSG','4267','EPSG','4269','EPSG','2373',0.5,'EPSG','8657','Latitude difference file','alaska.las','EPSG','8658','Longitude difference file','alaska.los',NULL,NULL,'NGS-Usa AK',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','1295','RGNC91-93 to NEA74 Noumea (4)','Emulation using NTv2 method of tfm NEA74 Noumea to RGNC91-93 (3) (code 15943). Note reversal of sign of parameter values in grid file.','Accuracy 5-10cm.','EPSG','9615','NTv2','EPSG','4749','EPSG','4644','EPSG','2823',0.05,'EPSG','8656','Latitude and longitude difference file','RGNC1991_NEA74Noumea.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Ncl 0.05m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','1295','RGNC91-93 to NEA74 Noumea (4)','Emulation using NTv2 method of tfm NEA74 Noumea to RGNC91-93 (3) (code 9328). Note reversal of sign of parameter values in grid file.','Accuracy 5-10cm.','EPSG','9615','NTv2','EPSG','4749','EPSG','4644','EPSG','2823',0.05,'EPSG','8656','Latitude and longitude difference file','RGNC1991_NEA74Noumea.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Ncl 0.05m',0);
INSERT INTO "grid_transformation" VALUES('EPSG','1312','NAD27 to NAD83 (3)','Uses NTv1 method. Replaced in Quebec by code 1462 and elsewhere in 1997 by NTv2 (transformation code 1313). Input expects longitudes to be positive west; EPSG GeogCRS NAD27 (code 4267) and NAD83 (code 4269) have longitudes positive east.','Historic record only - now superseded - see remarks.','EPSG','9614','NTv1','EPSG','4267','EPSG','4269','EPSG','1061',1.0,'EPSG','8656','Latitude and longitude difference file','NTv1_0.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'GC-Can NT1',0);
INSERT INTO "grid_transformation" VALUES('EPSG','1313','NAD27 to NAD83 (4)','Uses NTv2 data files. Replaces NTv1 (transformation code 1312) except in Quebec. Input expects longitudes to be positive west; EPSG GeogCRS NAD27 (code 4267) and (code 4269) have longitudes positive east. May be used as tfm to WGS 84 - see code 1693.','Accuracy 1-2 metres.','EPSG','9615','NTv2','EPSG','4267','EPSG','4269','EPSG','4517',1.5,'EPSG','8656','Latitude and longitude difference file','NTv2_0.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'GC-Can NT2',0);
INSERT INTO "grid_transformation" VALUES('EPSG','1451','NAD27(CGQ77) to NAD83 (1)','Replaced by NAD27(CGQ77) to NAD83 (2) (code 1575). Uses NT method which expects longitudes positive west; EPSG GeogCRSs CGQ77 (code 4609) and NAD83 (code 4269) have longitudes positive east.','Historic record only - now superseded - see remarks.','EPSG','9614','NTv1','EPSG','4609','EPSG','4269','EPSG','1368',1.0,'EPSG','8656','Latitude and longitude difference file','PQV4.DAC',NULL,NULL,NULL,NULL,NULL,NULL,'SGQ-Can QC NT1',0);
@@ -163,9 +163,9 @@ INSERT INTO "grid_transformation" VALUES('EPSG','5334','ETRS89 to Belfast height
INSERT INTO "grid_transformation" VALUES('EPSG','5335','ETRS89 to Malin Head height (1)','May be used for transformations from WGS 84 to Malin Head. Replaced by ETRS89 to Malin Head height (2) (code 7959).','Derivation of gravity-related heights from GPS observations.','EPSG','1045','Geographic3D to GravityRelatedHeight (OSGM02-Ire)','EPSG','4937','EPSG','5731','EPSG','1305',0.04,'EPSG','8666','Geoid (height correction) model file','OSGM02_RoI.txt',NULL,NULL,NULL,NULL,NULL,NULL,'OS-Ire',0);
INSERT INTO "grid_transformation" VALUES('EPSG','5338','OSGB 1936 to ETRS89 (1)','Approximate alternative to official OSTN02 method (tfm code 7952). May be taken as approximate transformation OSGB 1936 to WGS 84 - see code 5339.','Accuracy at 2000 test points compared to official OSTN02 (tfm code 1039): latitude 0.5mm average, 17mm maximum; longitude 0.8mm average, 23mm maximum.','EPSG','9615','NTv2','EPSG','4277','EPSG','4258','EPSG','1264',0.03,'EPSG','8656','Latitude and longitude difference file','OSTN02_NTv2.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OSGB-UK Gbr02 NT',0);
INSERT INTO "grid_transformation" VALUES('EPSG','5339','OSGB 1936 to WGS 84 (7)','Parameter values taken from OSGB 1936 to ETRS89 (1) (tfm code 5338) assuming that ETRS89 is coincident with WGS 84 within the accuracy of the tfm. Within accuracy of the tfm equivalent to OSGB 1936 / British National Grid to WGS 84 (2) (tfm code 15956).','Accuracy 1m.','EPSG','9615','NTv2','EPSG','4277','EPSG','4326','EPSG','1264',1.0,'EPSG','8656','Latitude and longitude difference file','OSTN02_NTv2.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-UK Gbr02 NT',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','5409','NGVD29 height to NAVD88 height (1)','Interpolation within the gridded data file may be made using any of the horizontal CRSs NAD27, NAD83 or NAD83(HARN).','Accuracy 2cm','EPSG','9658','VERTCON','EPSG','5702','EPSG','5703','EPSG','2950',0.02,'EPSG','8732','Vertical offset file','vertconw.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus W',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','5410','NGVD29 height to NAVD88 height (2)','Interpolation within the gridded data file may be made using any of the horizontal CRSs NAD27, NAD83 or NAD83(HARN).','Accuracy 2cm','EPSG','9658','VERTCON','EPSG','5702','EPSG','5703','EPSG','2949',0.02,'EPSG','8732','Vertical offset file','vertconc.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus C',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','5411','NGVD29 height to NAVD88 height (3)','Interpolation within the gridded data file may be made using any of the horizontal CRSs NAD27, NAD83 or NAD83(HARN).','Accuracy 2cm','EPSG','9658','VERTCON','EPSG','5702','EPSG','5703','EPSG','2948',0.02,'EPSG','8732','Vertical offset file','vertcone.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus E',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','5409','NGVD29 height to NAVD88 height (1)','Interpolation within the gridded data file may be made using any of the horizontal CRSs NAD27, NAD83 or NAD83(HARN).','Accuracy 2cm','EPSG','9658','Vertical Offset by Grid Interpolation (VERTCON)','EPSG','5702','EPSG','5703','EPSG','2950',0.02,'EPSG','8732','Vertical offset file','vertconw.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus W',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','5410','NGVD29 height to NAVD88 height (2)','Interpolation within the gridded data file may be made using any of the horizontal CRSs NAD27, NAD83 or NAD83(HARN).','Accuracy 2cm','EPSG','9658','Vertical Offset by Grid Interpolation (VERTCON)','EPSG','5702','EPSG','5703','EPSG','2949',0.02,'EPSG','8732','Vertical offset file','vertconc.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus C',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','5411','NGVD29 height to NAVD88 height (3)','Interpolation within the gridded data file may be made using any of the horizontal CRSs NAD27, NAD83 or NAD83(HARN).','Accuracy 2cm','EPSG','9658','Vertical Offset by Grid Interpolation (VERTCON)','EPSG','5702','EPSG','5703','EPSG','2948',0.02,'EPSG','8732','Vertical offset file','vertcone.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus E',1);
INSERT INTO "grid_transformation" VALUES('EPSG','5502','RGAF09 to Martinique 1987 height (1)','Replaces tfm from RRAF 1991, code 4561. May be used for transformations from WGS 84 to IGN 1987. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','5488','EPSG','5756','EPSG','3276',998.0,'EPSG','8666','Geoid (height correction) model file','gg10_mart.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Mtq',0);
INSERT INTO "grid_transformation" VALUES('EPSG','5503','RGAF09 to Guadeloupe 1988 height (1)','Replaces tfm from RRAF 1991, code 4562. May be used for transformations from WGS 84 to IGN 1988. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations. Accuracy 0.2m within onshore areas.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','5488','EPSG','5757','EPSG','2892',0.2,'EPSG','8666','Geoid (height correction) model file','gg10_gtbt.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Glp GT',0);
INSERT INTO "grid_transformation" VALUES('EPSG','5504','RGAF09 to IGN 1988 MG height (1)','Replaces tfm from RRAF 1991, code 4563. May be used for transformations from WGS 84 to IGN 1988 MG. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations. Accuracy 0.2m within onshore area.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','5488','EPSG','5617','EPSG','2894',0.2,'EPSG','8666','Geoid (height correction) model file','gg10_mg.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Glp MG',0);
@@ -193,8 +193,8 @@ INSERT INTO "grid_transformation" VALUES('EPSG','6140','CIGD11 to CBVD61 height
INSERT INTO "grid_transformation" VALUES('EPSG','6188','Lisbon to ETRS89 (4)','Derived from 1129 common stations in the national geodetic network. Residuals at 130 further test points average 0.09m, maximum 0.30m.','Decimetre accuracy.','EPSG','9615','NTv2','EPSG','4207','EPSG','4258','EPSG','1294',0.1,'EPSG','8656','Latitude and longitude difference file','DLx_ETRS89_geo.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'IGP-Prt 0.1m',0);
INSERT INTO "grid_transformation" VALUES('EPSG','6189','Datum 73 to ETRS89 (6)','Derived from 1129 common stations in the national geodetic network. Residuals at 130 further test points average 0.06m, maximum 0.16m.','Decimetre accuracy.','EPSG','9615','NTv2','EPSG','4274','EPSG','4258','EPSG','1294',0.1,'EPSG','8656','Latitude and longitude difference file','D73_ETRS89_geo.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'IGP-Prt 0.1m',0);
INSERT INTO "grid_transformation" VALUES('EPSG','6209','NAD27 to NAD83(CSRS) (4)','Introduced in 2011. Precision of 20 cm in area covered by the input data set and 40 cm anywhere else, with the exception of the northwest area of the province (near the border with Quebec) where the precision deteriorates to 80 cm.','Used in the GeoNB Coordinate Transformation Service.','EPSG','9615','NTv2','EPSG','4267','EPSG','4617','EPSG','1447',0.8,'EPSG','8656','Latitude and longitude difference file','NB2783v2.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'SNB-Can NB',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','6326','NAD83(2011) to NAVD88 height (1)','Uses Geoid12B hybrid model. Renamed from Geoid12A but with no data changes. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','5703','EPSG','1323',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bu0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','6327','NAD83(2011) to NAVD88 height (2)','Uses Geoid12B hybrid model. Renamed from Geoid12A but with no data changes. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','5703','EPSG','1330',0.02,'EPSG','8666','Geoid (height correction) model file','g2012ba0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US AK',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','6326','NAD83(2011) to NAVD88 height (1)','Uses Geoid12B hybrid model. Renamed from Geoid12A but with no data changes. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','5703','EPSG','1323',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bu0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','6327','NAD83(2011) to NAVD88 height (2)','Uses Geoid12B hybrid model. Renamed from Geoid12A but with no data changes. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','5703','EPSG','1330',0.02,'EPSG','8666','Geoid (height correction) model file','g2012ba0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US AK',0);
INSERT INTO "grid_transformation" VALUES('EPSG','6648','NAD83(CSRS) to CGVD2013 height (1)','Uses CGG2013 model which uses bi-quadratic interpolation; bi-linear interpolation of the grid file will give results agreeing to within 1cm 99.97% of the time.','Derivation of gravity-related heights from GPS observations.','EPSG','1060','Geographic3D to GravityRelatedHeight (CGG2013)','EPSG','4955','EPSG','6647','EPSG','1061',0.03,'EPSG','8666','Geoid (height correction) model file','CGG2013n83.byn',NULL,NULL,NULL,NULL,NULL,NULL,'NRC Can CGG2013',1);
INSERT INTO "grid_transformation" VALUES('EPSG','6712','Tokyo to JGD2000 (2)','NTv2 grid derived by ESRI from that supplied by GSI in application tky2jgd. After Tohoku earthquake of 2011 accuracy in northern Honshu reduced to 1-5m and in this area replaced by Tokyo to JGD2011 (tfm code 6714).','Surveying, mapping and civil engineering.','EPSG','9615','NTv2','EPSG','4301','EPSG','4612','EPSG','3957',0.2,'EPSG','8656','Latitude and longitude difference file','tky2jgd.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Jpn',0);
INSERT INTO "grid_transformation" VALUES('EPSG','6713','JGD2000 to JGD2011 (1)','NTv2 grid derived by ESRI from that supplied by GSI in application patchjgd.','Surveying, mapping and civil engineering purposes','EPSG','9615','NTv2','EPSG','4612','EPSG','6668','EPSG','4170',0.2,'EPSG','8656','Latitude and longitude difference file','touhokutaiheiyouoki2011.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Jpn N Honshu',0);
@@ -203,12 +203,12 @@ INSERT INTO "grid_transformation" VALUES('EPSG','6946','TM75 to ETRS89 (3)','App
INSERT INTO "grid_transformation" VALUES('EPSG','6947','TM75 to WGS 84 (4)','Parameter values taken from TM75 to ETRS89 (3) (tfm code 6946) assuming that ETRS89 is coincident with WGS 84 within the accuracy of the tfm. Within accuracy of the tfm equivalent to TM75 to WGS 84 (1) (tfm code 1042).','Emulation of polynomial (tfm code 1042). Accuracy 1m.','EPSG','9615','NTv2','EPSG','4300','EPSG','4326','EPSG','1305',1.0,'EPSG','8656','Latitude and longitude difference file','tm75_etrs89.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Ire NT',0);
INSERT INTO "grid_transformation" VALUES('EPSG','6948','RD/83 to ETRS89 (2)','Recommended by Saxony State Spatial Data and Land Survey Corporation for transformations based on official geospatial data of Saxony. See www.landesvermessung.sachsen.de/inhalt/etrs/method/method.html#ntv2.','Cadastre. Accuracy 3mm within Saxony; within the rest of RD/83 definition area results at least coincide with EPSG transformation code15868.','EPSG','9615','NTv2','EPSG','4745','EPSG','4258','EPSG','2545',0.03,'EPSG','8656','Latitude and longitude difference file','NTv2_SN.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'GeoSN-Deu SN',0);
INSERT INTO "grid_transformation" VALUES('EPSG','7000','Amersfoort to ETRS89 (7)','Consistent to within 1mm with official RNAPTRANS(TM)2008 at ground level onshore and at MSL offshore. The horizontal deviation using this NTv2 grid is approximately 1mm per 50m height difference from ground level or MSL.','Approximation of horizontal component of official 3D RDNAPTRANS(TM) transformation, which since 1st October 2000 has defined Amersfoort geodetic datum.','EPSG','9615','NTv2','EPSG','4289','EPSG','4258','EPSG','1275',0.001,'EPSG','8656','Latitude and longitude difference file','rdtrans2008.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'RDNAP-Nld 2008',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7001','ETRS89 to NAP height (1)','Alternative to vertical component of official 3D RDNAPTRANS(TM)2008. The naptrans2008 correction grid incorporates the NLGEO2004 geoid model plus a fixed offset.','Derivation of gravity-related heights from GPS observations. When used in conjunction with transformation Amersfoort to ETRS89 (7) (code 7000), this transformation is reversible.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4937','EPSG','5709','EPSG','1275',0.01,'EPSG','8666','Geoid (height correction) model file','naptrans2008.gtx',NULL,NULL,NULL,NULL,NULL,NULL,'RDNAP-Nld 2008',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7646','NAD83(2011) to PRVD02 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','6641','EPSG','3294',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bp0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Pri 12B',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7647','NAD83(2011) to VIVD09 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','6642','EPSG','3330',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bp0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Vir 12B',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7648','NAD83(MA11) to GUVD04 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6323','EPSG','6644','EPSG','3255',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bg0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Gum 12B',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7649','NAD83(MA11) to NMVD03 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6323','EPSG','6640','EPSG','4171',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bg0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Mnp 12B',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7650','NAD83(PA11) to ASVD02 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6320','EPSG','6643','EPSG','2288',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bs0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Asm 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7001','ETRS89 to NAP height (1)','Alternative to vertical component of official 3D RDNAPTRANS(TM)2008. The naptrans2008 correction grid incorporates the NLGEO2004 geoid model plus a fixed offset.','Derivation of gravity-related heights from GPS observations. When used in conjunction with transformation Amersfoort to ETRS89 (7) (code 7000), this transformation is reversible.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4937','EPSG','5709','EPSG','1275',0.01,'EPSG','8666','Geoid (height correction) model file','naptrans2008.gtx',NULL,NULL,NULL,NULL,NULL,NULL,'RDNAP-Nld 2008',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','7646','NAD83(2011) to PRVD02 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','6641','EPSG','3294',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bp0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Pri 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7647','NAD83(2011) to VIVD09 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','6642','EPSG','3330',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bp0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Vir 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7648','NAD83(MA11) to GUVD04 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6324','EPSG','6644','EPSG','3255',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bg0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Gum 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7649','NAD83(MA11) to NMVD03 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6324','EPSG','6640','EPSG','4171',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bg0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Mnp 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7650','NAD83(PA11) to ASVD02 height (1)','Uses Geoid12B hybrid model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6321','EPSG','6643','EPSG','2288',0.02,'EPSG','8666','Geoid (height correction) model file','g2012bs0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Asm 12B',0);
INSERT INTO "grid_transformation" VALUES('EPSG','7655','PNG94 to PNG08 height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1059','Geographic3D to GravityRelatedHeight (PNG)','EPSG','5545','EPSG','7447','EPSG','4384',0.2,'EPSG','8666','Geoid (height correction) model file','PNG08.DAT',NULL,NULL,NULL,NULL,NULL,NULL,'QC-Png',0);
INSERT INTO "grid_transformation" VALUES('EPSG','7673','CH1903 to CHTRF95 (1)','Equivalent to concatenation of transformations 15486 and 1509 to within 2cm. Also used as transformation between CH1903 and ETRS89 (see code 7674).','Approximation (to better than 2m) using NTv2 method of results of FINELTRA programme concatenated with LV-95 parameters.','EPSG','9615','NTv2','EPSG','4149','EPSG','4151','EPSG','1286',0.25,'EPSG','8656','Latitude and longitude difference file','CHENyx06_ETRS.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'BfL-Che NTv2',0);
INSERT INTO "grid_transformation" VALUES('EPSG','7674','CH1903 to ETRS89 (2)','Replaces tfm code 1646. Equivalent to concatenation of transformations 15486 and 1647 to within 2cm. Also used as transformation between CH1903 and CHTRF95 (see code 7673). May be used as approximate tfm CH1903 to WGS 84 - see code 7788.','Approximation (to better than 2cm) using NTv2 method of results of FINELTRA programme concatenated with LV-95 parameters.','EPSG','9615','NTv2','EPSG','4149','EPSG','4258','EPSG','1286',0.25,'EPSG','8656','Latitude and longitude difference file','CHENyx06_ETRS.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'BfL-Che NTv2',0);
@@ -242,9 +242,9 @@ INSERT INTO "grid_transformation" VALUES('EPSG','7891','SHGD2015 to SHVD2015 hei
INSERT INTO "grid_transformation" VALUES('EPSG','7957','Canada velocity grid v6','NOTE: Before being deprecated this record had a second parameter (code 1048, value 8251) which has been removed due to being non-compliant with the data model.','Change of coordinate epoch for points referenced to NAD83(CSRS)v6.','EPSG','1070','Point motion by grid (Canada NTv2_Vel)','EPSG','8251','EPSG','8251','EPSG','1061',0.01,'EPSG','1050','Point motion velocity grid file','cvg60.cvb',NULL,NULL,NULL,NULL,NULL,NULL,'NRC-Can cvg6.0',1);
INSERT INTO "grid_transformation" VALUES('EPSG','7958','ETRS89 to Belfast height (2)','OSGM15 supersedes OSGM02 geoid model. Replaces ETRS89 to Belfast height (1) (tfm code 5334).','Derivation of gravity-related heights from OSGM15 geoid model.','EPSG','1072','Geographic3D to GravityRelatedHeight (OSGM15-Ire)','EPSG','4937','EPSG','5732','EPSG','2530',0.014,'EPSG','8666','Geoid (height correction) model file','OSGM15_Belfast.gri',NULL,NULL,NULL,NULL,NULL,NULL,'OS-UK NI 2015',0);
INSERT INTO "grid_transformation" VALUES('EPSG','7959','ETRS89 to Malin Head height (2)','OSGM15 supersedes OSGM02 geoid model. Replaces ETRS89 to Malin Head height (1) (tfm code 5335).','Derivation of gravity-related heights from OSGM15 geoid model.','EPSG','1072','Geographic3D to GravityRelatedHeight (OSGM15-Ire)','EPSG','4937','EPSG','5731','EPSG','1305',0.023,'EPSG','8666','Geoid (height correction) model file','OSGM15_Malin.gri',NULL,NULL,NULL,NULL,NULL,NULL,'OS-Ire 2015',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7969','NGVD29 height (m) to NAVD88 height (1)','In this area the NGVD29 vertical reference surface is approximately 0.6 to 1.6m below the NAVD88 datum surface. Interpolation within the gridded data file may be made using either NAD27 or any of the realizations of NAD83 applicable to US conus.','Change of height to a different vertical reference surface.','EPSG','9658','VERTCON','EPSG','7968','EPSG','5703','EPSG','2950',0.02,'EPSG','8732','Vertical offset file','vertconw.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus W',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7970','NGVD29 height (m) to NAVD88 height (2)','In the SE of this area the NGVD29 surface is 0 to 0.1m above the NAVD88 surface; in the W it is 0.6 to 0.9m below the NAVD88 surface. Interpolation in the data file may be made using either NAD27 or any of the NAD83 realizations applicable to US conus.','Change of height to a different vertical reference surface.','EPSG','9658','VERTCON','EPSG','7968','EPSG','5703','EPSG','2949',0.02,'EPSG','8732','Vertical offset file','vertconc.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus C',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','7971','NGVD29 height (m) to NAVD88 height (3)','In this area the NGVD29 vertical reference surface is approximately 0 to 0.5m above the NAVD88 surface. Interpolation within the gridded data file may be made using either NAD27 or any of the realisations of NAD83 applicable to US conus.','Change of height to a different vertical reference surface.','EPSG','9658','VERTCON','EPSG','7968','EPSG','5703','EPSG','2948',0.02,'EPSG','8732','Vertical offset file','vertcone.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus E',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7969','NGVD29 height (m) to NAVD88 height (1)','In this area the NGVD29 vertical reference surface is approximately 0.6 to 1.6m below the NAVD88 datum surface. Interpolation within the gridded data file may be made using either NAD27 or any of the realizations of NAD83 applicable to US conus.','Change of height to a different vertical reference surface.','EPSG','9658','Vertical Offset by Grid Interpolation (VERTCON)','EPSG','7968','EPSG','5703','EPSG','2950',0.02,'EPSG','8732','Vertical offset file','vertconw.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus W',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7970','NGVD29 height (m) to NAVD88 height (2)','In the SE of this area the NGVD29 surface is 0 to 0.1m above the NAVD88 surface; in the W it is 0.6 to 0.9m below the NAVD88 surface. Interpolation in the data file may be made using either NAD27 or any of the NAD83 realizations applicable to US conus.','Change of height to a different vertical reference surface.','EPSG','9658','Vertical Offset by Grid Interpolation (VERTCON)','EPSG','7968','EPSG','5703','EPSG','2949',0.02,'EPSG','8732','Vertical offset file','vertconc.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus C',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','7971','NGVD29 height (m) to NAVD88 height (3)','In this area the NGVD29 vertical reference surface is approximately 0 to 0.5m above the NAVD88 surface. Interpolation within the gridded data file may be made using either NAD27 or any of the realisations of NAD83 applicable to US conus.','Change of height to a different vertical reference surface.','EPSG','9658','Vertical Offset by Grid Interpolation (VERTCON)','EPSG','7968','EPSG','5703','EPSG','2948',0.02,'EPSG','8732','Vertical offset file','vertcone.94',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus E',0);
INSERT INTO "grid_transformation" VALUES('EPSG','8037','WGS 84 to MSL height (1)','Parameter values are from WGS 84 to EGM2008 height (2) (tfm code 3859) assuming that the EGM2008 height surface approximates to MSL height within the accuracy of the transformation.','Derivation of gravity-related heights referenced to an unspecified mean sea level from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4979','EPSG','5714','EPSG','1262',0.5,'EPSG','8666','Geoid (height correction) model file','Und_min1x1_egm2008_isw=82_WGS84_TideFree.gz',NULL,NULL,NULL,NULL,NULL,NULL,'IOGP-World',0);
INSERT INTO "grid_transformation" VALUES('EPSG','8268','GR96 to GVR2000 height (1)','Defines GVR2000. File is also available in NOAA VDatum format (ggeoid2000.gtx) and GeoTIFF format (ggeoid2000.tif).','Derivation of gravity-related heights from GNSS observations.','EPSG','1047','Geographic3D to GravityRelatedHeight (Gravsoft)','EPSG','4909','EPSG','8266','EPSG','4461',0.1,'EPSG','8666','Geoid (height correction) model file','gr2000g.gri',NULL,NULL,NULL,NULL,NULL,NULL,'SDFE-Grl',0);
INSERT INTO "grid_transformation" VALUES('EPSG','8269','GR96 to GVR2016 height (1)','Defines GVR2016. File is also available in NOAA VDatum format (ggeoid2016.gtx) and GeoTIFF format (ggeoid2016.tif).','Derivation of gravity-related heights from GNSS observations.','EPSG','1047','Geographic3D to GravityRelatedHeight (Gravsoft)','EPSG','4909','EPSG','8267','EPSG','4454',0.1,'EPSG','8666','Geoid (height correction) model file','ggeoid16.gri',NULL,NULL,NULL,NULL,NULL,NULL,'SDFE-Grl',0);
@@ -304,29 +304,29 @@ INSERT INTO "grid_transformation" VALUES('EPSG','9134','RGAF09 to IGN 1988 LS he
INSERT INTO "grid_transformation" VALUES('EPSG','9135','RGAF09 to IGN 1988 MG height (2)','Replaces RGAF09 to IGN 1988 MG height (1), CT code 5504. Accuracy 0.0.5-0.1m within onshore area.','Derivation of gravity-related heights from GPS observations.','EPSG','1073','Geographic3D to GravityRelatedHeight (IGN2009)','EPSG','5488','EPSG','5617','EPSG','2894',0.1,'EPSG','8666','Geoid (height correction) model file','RAMG2016.mnt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Glp MG 2016',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9136','RGAF09 to Martinique 1987 height (2)','Replaces RGAF09 to Martinique 1987 height (1) (CT code 5502). Accuracy 0.01m to 0.05m within onshore area.','Derivation of gravity-related heights from GPS observations.','EPSG','1073','Geographic3D to GravityRelatedHeight (IGN2009)','EPSG','5488','EPSG','5756','EPSG','3276',0.05,'EPSG','8666','Geoid (height correction) model file','RAMART2016.mnt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Mtq 2016',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9137','RGSPM06 to Danger 1950 height (1)','Accuracy 0.10m to 0.20m within onshore area.','Derivation of gravity-related heights from GPS observations.','EPSG','1073','Geographic3D to GravityRelatedHeight (IGN2009)','EPSG','4466','EPSG','5792','EPSG','1220',0.2,'EPSG','8666','Geoid (height correction) model file','GGSPM06v1.mnt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-SPM',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9160','NAD83(HARN) to NAVD88 height (1)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2977',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NW',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9161','NAD83(HARN) to NAVD88 height (2)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2978',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u02.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNW',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9162','NAD83(HARN) to NAVD88 height (3)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2979',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u03.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNE',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9163','NAD83(HARN) to NAVD88 height (4)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2980',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u04.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NE',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9164','NAD83(HARN) to NAVD88 height (5)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2973',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u05.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SW',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9165','NAD83(HARN) to NAVD88 height (6)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2974',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u06.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSW',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9166','NAD83(HARN) to NAVD88 height (7)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2975',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u07.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSE',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9167','NAD83(HARN) to NAVD88 height (8)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','2976',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u08.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SE',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9168','NAD83(FBN) to NAVD88 height (1)','Uses Geoid03 hybrid model. Replaced by 2009 model (CT code 9173).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','8542','EPSG','5703','EPSG','1323',0.02,'EPSG','8666','Geoid (height correction) model file','geoid03_conus.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9169','NAD83(HARN) to NAVD88 height (9)','Uses Geoid06 hybrid model. Replaced by Geoid09 model (CT code 9174).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4957','EPSG','5703','EPSG','1330',0.02,'EPSG','8666','Geoid (height correction) model file','geoid06_ak.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US AK',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9170','NAD83(FBN) to ASVD02 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7650).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','8542','EPSG','6643','EPSG','2288',0.05,'EPSG','8666','Geoid (height correction) model file','g2009s01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Asm 09',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9171','NAD83(FBN) to GUVD04 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7648).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','8542','EPSG','6644','EPSG','3255',0.05,'EPSG','8666','Geoid (height correction) model file','g2009g01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Gum 09',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9172','NAD83(FBN) to NMVD03 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7649).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','8542','EPSG','6640','EPSG','4171',0.05,'EPSG','8666','Geoid (height correction) model file','g2009g01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Mnp 12B',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9173','NAD83(NSRS2007) to NAVD88 height (1)','Uses Geoid09 hybrid model. Replaced by 2012 model (CT code 6326).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4893','EPSG','5703','EPSG','1323',0.05,'EPSG','8666','Geoid (height correction) model file','geoid09_conus.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus 09',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9174','NAD83(NSRS2007) to NAVD88 height (2)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 6327).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4893','EPSG','5703','EPSG','1330',0.05,'EPSG','8666','Geoid (height correction) model file','geoid09_ak.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US AK 09',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9175','NAD83(NSRS2007) to PRVD02 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7646).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4893','EPSG','6641','EPSG','3294',0.05,'EPSG','8666','Geoid (height correction) model file','g2009p01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Pri 09',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9176','NAD83(NSRS2007) to VIVD09 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7647).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4893','EPSG','6642','EPSG','3330',0.05,'EPSG','8666','Geoid (height correction) model file','g2009p01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Vir 09',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9160','NAD83(HARN) to NAVD88 height (1)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2977',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NW',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9161','NAD83(HARN) to NAVD88 height (2)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2978',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u02.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNW',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9162','NAD83(HARN) to NAVD88 height (3)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2979',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u03.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNE',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9163','NAD83(HARN) to NAVD88 height (4)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2980',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u04.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NE',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9164','NAD83(HARN) to NAVD88 height (5)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2973',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u05.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SW',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9165','NAD83(HARN) to NAVD88 height (6)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2974',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u06.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSW',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9166','NAD83(HARN) to NAVD88 height (7)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2975',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u07.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSE',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9167','NAD83(HARN) to NAVD88 height (8)','Uses Geoid99 hybrid model. Replaced by 2003 model (CT code 9168).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','2976',0.05,'EPSG','8666','Geoid (height correction) model file','g1999u08.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SE',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9168','NAD83(FBN) to NAVD88 height (1)','Uses Geoid03 hybrid model. Replaced by 2009 model (CT code 9173).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','8542','EPSG','5703','EPSG','1323',0.02,'EPSG','8666','Geoid (height correction) model file','geoid03_conus.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9169','NAD83(HARN) to NAVD88 height (9)','Uses Geoid06 hybrid model. Replaced by Geoid09 model (CT code 9174).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4957','EPSG','5703','EPSG','1330',0.02,'EPSG','8666','Geoid (height correction) model file','geoid06_ak.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US AK',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9170','NAD83(FBN) to ASVD02 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7650).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','8542','EPSG','6643','EPSG','2288',0.05,'EPSG','8666','Geoid (height correction) model file','g2009s01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Asm 09',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9171','NAD83(FBN) to GUVD04 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7648).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','8542','EPSG','6644','EPSG','3255',0.05,'EPSG','8666','Geoid (height correction) model file','g2009g01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Gum 09',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9172','NAD83(FBN) to NMVD03 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7649).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','8542','EPSG','6640','EPSG','4171',0.05,'EPSG','8666','Geoid (height correction) model file','g2009g01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Mnp 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9173','NAD83(NSRS2007) to NAVD88 height (1)','Uses Geoid09 hybrid model. Replaced by 2012 model (CT code 6326).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4893','EPSG','5703','EPSG','1323',0.05,'EPSG','8666','Geoid (height correction) model file','geoid09_conus.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus 09',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9174','NAD83(NSRS2007) to NAVD88 height (2)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 6327).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4893','EPSG','5703','EPSG','1330',0.05,'EPSG','8666','Geoid (height correction) model file','geoid09_ak.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US AK 09',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9175','NAD83(NSRS2007) to PRVD02 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7646).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4893','EPSG','6641','EPSG','3294',0.05,'EPSG','8666','Geoid (height correction) model file','g2009p01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Pri 09',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9176','NAD83(NSRS2007) to VIVD09 height (1)','Uses Geoid09 hybrid model. Replaced by Geoid12 model (CT code 7647).','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4893','EPSG','6642','EPSG','3330',0.05,'EPSG','8666','Geoid (height correction) model file','g2009p01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Vir 09',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9187','RGAF09 to IGN 1988 SB height (2)','Accuracy 0.05m to 0.1m. Replaces RGAF09 to IGN 1988 SB height (1), transformation code 5508.','Derivation of gravity-related heights from GPS observations.','EPSG','1073','Geographic3D to GravityRelatedHeight (IGN2009)','EPSG','5488','EPSG','5619','EPSG','2891',0.1,'EPSG','8666','Geoid (height correction) model file','gg10_sbv2.mnt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Glp StB',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9188','RGAF09 to IGN 1988 SM height (2)','Accuracy 0.05m to 0.1m. Replaces RGAF09 to IGN 1988 SM height (1), transformation code 5505.','Derivation of gravity-related heights from GPS observations.','EPSG','1073','Geographic3D to GravityRelatedHeight (IGN2009)','EPSG','5488','EPSG','5620','EPSG','2890',0.1,'EPSG','8666','Geoid (height correction) model file','gg10_smv2.mnt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Glp StM',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9228','RGSPM06 to Danger 1950 height (2)','Accuracy 0.01m to 0.05m within onshore area. Replaces RGSPM06 to Danger 1950 height (1), CT code 9137.','Derivation of gravity-related heights from GPS observations.','EPSG','1073','Geographic3D to GravityRelatedHeight (IGN2009)','EPSG','4466','EPSG','5792','EPSG','1220',0.05,'EPSG','8666','Geoid (height correction) model file','RASPM2018.mnt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-SPM',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9229','NAD83(2011) to NAVD88 height (3)','Uses Geoid18 hybrid model. Replaces 12B model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','5703','EPSG','1323',0.015,'EPSG','8666','Geoid (height correction) model file','g2018u0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus 18',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9230','NAD83(2011) to PRVD02 height (2)','Uses Geoid18 hybrid model. Replaces 12B model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','6641','EPSG','3294',0.015,'EPSG','8666','Geoid (height correction) model file','g2018p0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Pri 12B',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','9231','NAD83(2011) to VIVD09 height (2)','Uses Geoid18 hybrid model. Replaces 12B model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','6319','EPSG','6642','EPSG','3330',0.015,'EPSG','8666','Geoid (height correction) model file','g2018p0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Vir 18',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9229','NAD83(2011) to NAVD88 height (3)','Uses Geoid18 hybrid model. Replaces 12B model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','5703','EPSG','1323',0.015,'EPSG','8666','Geoid (height correction) model file','g2018u0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus 18',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9230','NAD83(2011) to PRVD02 height (2)','Uses Geoid18 hybrid model. Replaces 12B model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','6641','EPSG','3294',0.015,'EPSG','8666','Geoid (height correction) model file','g2018p0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Pri 12B',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9231','NAD83(2011) to VIVD09 height (2)','Uses Geoid18 hybrid model. Replaces 12B model. See information source for further information.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','6319','EPSG','6642','EPSG','3330',0.015,'EPSG','8666','Geoid (height correction) model file','g2018p0.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-Vir 18',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9232','ISN93 to ISN2016 (1)','Grid transformation based on Kriging between ISN93 and ISN2016. Accuracy is better than 5 cm in stable areas but can be around 25 cm in areas that have suffered deformation due to earthquake or volcanic eruption.','Spatial referencing.','EPSG','9615','NTv2','EPSG','4659','EPSG','8086','EPSG','1120',0.05,'EPSG','8656','Latitude and longitude difference file','ISN93_ISN2016.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'LMI-Isl',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9233','ISN2004 to ISN2016 (1)','Grid transformation based on Kriging between ISN2004 and ISN2016. Accuracy is better than 5 cm in stable areas but can be around 25 cm in areas that have suffered deformation due to earthquake or volcanic eruption.','Spatial referencing.','EPSG','9615','NTv2','EPSG','5324','EPSG','8086','EPSG','1120',0.05,'EPSG','8656','Latitude and longitude difference file','ISN2004_ISN2016.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'LMI-Isl',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9235','ATS77 to NAD83(CSRS)v3 (3)','Can be taken as an approximate transformation ATS77 to WGS 84 - see code 1851. Replaced by ATS77 to NAD83(CSRS)v6 (4) (transformation code 9106).','Accuracy 1-2 metres.','EPSG','9615','NTv2','EPSG','4122','EPSG','8240','EPSG','2313',1.5,'EPSG','8656','Latitude and longitude difference file','NS778301.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'NSGC-Can NS',0);
@@ -341,6 +341,29 @@ INSERT INTO "grid_transformation" VALUES('EPSG','9243','NAD83 to NAD83(CSRS)v3 (
INSERT INTO "grid_transformation" VALUES('EPSG','9244','NAD83 to NAD83(CSRS)v4 (3)','This gridded difference file AB_CSRS.DAC will need to be renamed to AB_CSRS.gsb to run in some software suites. Formats identical, but AB file is provincial fit only. Can be taken as an approximate transformation NAD83 to WGS 84 - see code 1702.','Accuracy 1-2 metres.','EPSG','9615','NTv2','EPSG','4269','EPSG','8246','EPSG','2376',1.5,'EPSG','8656','Latitude and longitude difference file','AB_CSRS.DAC',NULL,NULL,NULL,NULL,NULL,NULL,'AB Env-Can AB',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9246','NAD83(CSRS)v6 to CGVD2013(CGG2013) height (1)','Uses CGG2013 model which uses bi-quadratic interpolation; bi-linear interpolation of the grid file will give results agreeing to within 1cm 99.97% of the time. Replaced by CGG2013a model (CT code 9247).','Derivation of gravity-related heights from GPS observations.','EPSG','1060','Geographic3D to GravityRelatedHeight (CGG2013)','EPSG','8251','EPSG','6647','EPSG','1061',0.03,'EPSG','8666','Geoid (height correction) model file','CGG2013n83.byn',NULL,NULL,NULL,NULL,NULL,NULL,'NRC Can CGG2013',0);
INSERT INTO "grid_transformation" VALUES('EPSG','9247','NAD83(CSRS)v6 to CGVD2013(CGG2013a) height (1)','Uses CGG2013a model which uses bi-quadratic interpolation; bi-linear interpolation of the grid file will give results agreeing to within 1cm 99.97% of the time. Replaces CGG2013 model (CT code 9246).','Derivation of gravity-related heights from GPS observations.','EPSG','1060','Geographic3D to GravityRelatedHeight (CGG2013)','EPSG','8251','EPSG','9245','EPSG','1061',0.03,'EPSG','8666','Geoid (height correction) model file','CGG2013n83a.byn',NULL,NULL,NULL,NULL,NULL,NULL,'NRC Can CGG2013a',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9256','POSGAR 2007 to SRVN16 height (1)','Uses Geoid-AR16. See information source for more information.','Derivation of gravity-related heights from GNSS observations.','EPSG','1047','Geographic3D to GravityRelatedHeight (Gravsoft)','EPSG','5342','EPSG','9255','EPSG','4573',0.05,'EPSG','8666','Geoid (height correction) model file','GEOIDE-Ar16.gri',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Arg',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9275','GHA height to EVRF2000 Austria height (1)','Care! Austrian literature describes this transformation in direction EVRF2000 Austria height to GHA height with offset subtracted. EPSG method has offset as an addition. See method formula and example. The grid is implemented in BEV-Transformator.','Change of height to a different vertical reference surface.','EPSG','1080','Vertical Offset by Grid Interpolation (BEV AT)','EPSG','5778','EPSG','9274','EPSG','1037',0.05,'EPSG','8732','Vertical offset file','GV_HoehenGrid_V1.csv',NULL,NULL,NULL,NULL,'EPSG','4312','BEV-Aut',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9276','ETRS89 to EVRF2000 Austria height (1)','Austrian Geoid 2008. Accuracy 5cm (1 sigma). The transformation is implemented in BEV-Transformator.','Derivation of gravity-related heights from GNSS observations.','EPSG','1081','Geographic3D to GravityRelatedHeight (BEV AT)','EPSG','4937','EPSG','9274','EPSG','1037',0.05,'EPSG','8666','Geoid (height correction) model file','GEOID_GRS80_Oesterreich.csv',NULL,NULL,NULL,NULL,'EPSG','4167','BEV-Aut',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9277','MGI to EVRF2000 Austria height (1)','Austrian Geoid 2008 (Bessel ellipsoid). Accuracy 5cm (1 sigma). The transformation is implemented in BEV-Transformator.','Derivation of gravity-related heights from GNSS observations.','EPSG','1081','Geographic3D to GravityRelatedHeight (BEV AT)','EPSG','9267','EPSG','9274','EPSG','1037',0.05,'EPSG','8666','Geoid (height correction) model file','GEOID_BESSEL_Oesterreich.csv',NULL,NULL,NULL,NULL,'EPSG','4312','BEV-Aut',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9278','ETRS89 to GHA Austria height (1)','This transformation gives same result as concatenation of ETRS89 to EVRF2000 Austria height and EVRF2000 Austria height to GHA height transformations, CTs code 9276 and 9275. Accuracy 5cm (1 sigma). The transformation is implemented in BEV-Transformator.','Derivation of gravity-related heights from GNSS observations.','EPSG','1081','Geographic3D to GravityRelatedHeight (BEV AT)','EPSG','4937','EPSG','5778','EPSG','1037',0.05,'EPSG','8666','Geoid (height correction) model file','GV_Hoehengrid_plus_Geoid_V3.csv',NULL,NULL,NULL,NULL,NULL,NULL,'BEV-Aut',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9280','ITRF2005 to SA LLD height (1)','Hybrid geoid referenced to ITRF2005@2010.02. Accuracy 7cm at 1 sigma.','Derivation of gravity-related heights from GNSS observations.','EPSG','1082','Geographic3D to GravityRelatedHeight (SA 2010)','EPSG','7910','EPSG','9279','EPSG','3309',0.07,'EPSG','8666','Geoid (height correction) model file','SAGEOID2010.dat',NULL,NULL,NULL,NULL,NULL,NULL,'NGI-Zaf',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9282','Amersfoort to ETRS89 (9)','Consistent to within 1mm with official RNAPTRANS(TM)2018 at ground level onshore and at MSL offshore. The horizontal deviation using this NTv2 grid is approximately 1mm per 50m height difference from ground level or MSL.','Approximation of horizontal component of official 3D RDNAPTRANS(TM) transformation, which since 1st October 2000 has defined Amersfoort geodetic datum.','EPSG','9615','NTv2','EPSG','4289','EPSG','4258','EPSG','1275',0.001,'EPSG','8656','Latitude and longitude difference file','rdtrans2018.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'NSGI-Nld 2018',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9283','ETRS89 to NAP height (2)','Vertical component of official RDNAPTRANS(TM)2018 procedure. Replaces previous versions of RDNAPTRANS.','Derivation of gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4937','EPSG','5709','EPSG','1275',0.001,'EPSG','8666','Geoid (height correction) model file','nlgeo2018.gtx',NULL,NULL,NULL,NULL,NULL,NULL,'NSGI-Nld 2018',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9312','NZVD2016 height to Auckland 1946 height (2)','Derived at 260 control points. Mean offset 0.292m, standard deviation 0.029m, maximum difference from mean 0.075m. Supersedes NZVD2016 height to Auckland 1946 height (1) (code 7860) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5759','EPSG','3764',0.02,'EPSG','8732','Vertical offset file','auckht1946-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ AUCK gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9313','NZVD2016 height to Bluff 1955 height (2)','Derived at 71 control points. Mean offset 0.273m, standard deviation 0.034m, maximum difference from mean 0.079m. Supersedes NZVD2016 height to Bluff 1955 height (1) (code 7861) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5760','EPSG','3801',0.02,'EPSG','8732','Vertical offset file','blufht1955-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ BLUF gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9314','NZVD2016 height to Dunedin 1958 height (2)','Derived at 197 control points. Mean offset 0.326m, standard deviation 0.043m, maximum difference from mean 0.152m. Supersedes NZVD2016 height to Dunedin 1958 height (1) (code 7862) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5761','EPSG','3803',0.02,'EPSG','8732','Vertical offset file','duneht1958-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ DUNE gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9315','NZVD2016 height to Dunedin-Bluff 1960 height (2)','Derived at 205 control points. Mean offset 0.254m, standard deviation 0.039m, maximum difference from mean 0.11m. Supersedes NZVD2016 height to Dunedin-Bluff 1960 height (1) (code 7863) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','4458','EPSG','3806',0.02,'EPSG','8732','Vertical offset file','dublht1960-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ DUBL gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9316','NZVD2016 height to Gisborne 1926 height (2)','Derived at 274 control points. Mean offset 0.343m, standard deviation 0.025m, maximum difference from mean 0.09m. Supersedes NZVD2016 height to Gisborne 1926 height (1) (code 7864) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5762','EPSG','3771',0.02,'EPSG','8732','Vertical offset file','gisbht1926-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ GISB gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9317','NZVD2016 height to Lyttelton 1937 height (2)','Derived at 923 control points. Mean offset 0.34m, standard deviation 0.041m, maximum difference from mean 0.149m. Supersedes NZVD2016 height to Lyttelton 1937 height (1) (code 7865) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5763','EPSG','3804',0.01,'EPSG','8732','Vertical offset file','lyttht1937-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ LYTT gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9318','NZVD2016 height to Moturiki 1953 height (2)','Derived at 519 control points. Mean offset 0.309m, standard deviation 0.071m, maximum difference from mean 0.231m. Supersedes NZVD2016 height to Moturiki 1953 height (1) (code 7866) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5764','EPSG','3768',0.02,'EPSG','8732','Vertical offset file','motuht1953-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ MOTU gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9319','NZVD2016 height to Napier 1962 height (2)','Derived at 207 control points. Mean offset 0.203m, standard deviation 0.034m, maximum difference from mean 0.096m. Supersedes NZVD2016 height to Napier 1962 height (1) (code 7867) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5765','EPSG','3772',0.02,'EPSG','8732','Vertical offset file','napiht1962-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ NAPI gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9320','NZVD2016 height to Nelson 1955 height (2)','Derived at 256 control points. Mean offset 0.329m, standard deviation 0.039m, maximum difference from mean 0.114m. Supersedes NZVD2016 height to Nelson 1955 height (1) (code 7868) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5766','EPSG','3802',0.02,'EPSG','8732','Vertical offset file','nelsht1955-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ NELS gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9321','NZVD2016 height to One Tree Point 1964 height (2)','Derived at 137 control points. Mean offset 0.077m, standard deviation 0.042m, maximum difference from mean 0.107m. Supersedes NZVD2016 height to One Tree Point 1964 height (1) (code 7869) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5767','EPSG','3762',0.01,'EPSG','8732','Vertical offset file','ontpht1964-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ ONTP gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9322','NZVD2016 height to Stewart Island 1977 height (2)','Derived at 4 control points. Mean offset 0.299m, standard deviation 0.025m, maximum difference from mean 0.039m. Supersedes NZVD2016 height to Stewart Island 1977 height (1) (code 7870) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5772','EPSG','3338',0.18,'EPSG','8732','Vertical offset file','stisht1977-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ STWT gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9323','NZVD2016 height to Taranaki 1970 height (2)','Derived at 125 control points. Mean offset 0.286m, standard deviation 0.026m, maximum difference from mean 0.07m. Supersedes NZVD2016 height to Taranaki 1970 height (1) (code 7871) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5769','EPSG','3769',0.02,'EPSG','8732','Vertical offset file','taraht1970-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ TARA gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9324','NZVD2016 height to Wellington 1953 height (2)','Derived at 137 control points. Mean offset 0.408m, standard deviation 0.054m, maximum difference from mean 0.112m. Supersedes NZVD2016 height to Wellington 1953 height (1) (code 7872) after change of grid file format.','Transformation between national and local height systems.','EPSG','1084','Vertical Offset by Grid Interpolation (gtx)','EPSG','7839','EPSG','5770','EPSG','3773',0.02,'EPSG','8732','Vertical offset file','wellht1953-nzvd2016.gtx',NULL,NULL,NULL,NULL,'EPSG','4167','LINZ-NZ WGTN gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9325','NZGD2000 to NZVD2009 height (2)','Defines NZVD2009 vertical datum (datum code 1039, CRS code 4440). Supersedes NZGD2000 to NZVD2009 height (1) (code 4459) after change of grid file format.','Derivation of gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4959','EPSG','4440','EPSG','1175',0.1,'EPSG','8666','Geoid (height correction) model file','nzgeoid2009.gtx',NULL,NULL,NULL,NULL,NULL,NULL,'LINZ-NZ 2009 gtx',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9326','NZGD2000 to NZVD2016 height (2)','Defines NZVD2016 vertical datum (datum code 1169, CRS code 7839). Supersedes NZGD2000 to NZVD2016 height (1) (code 7840) after change of grid file format.','Derivation of gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4959','EPSG','7839','EPSG','1175',0.1,'EPSG','8666','Geoid (height correction) model file','nzgeoid2016.gtx',NULL,NULL,NULL,NULL,NULL,NULL,'LINZ-NZ 2016 gtx',0);
INSERT INTO "grid_transformation" VALUES('EPSG','10000','RGF93 to NGF IGN69 height (1)','May be used for transformations from WGS 84 to NGF IGN69. Accuracy at each 0.1 deg x 0.1 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','4965','EPSG','5720','EPSG','1326',0.5,'EPSG','8666','Geoid (height correction) model file','ggf97a.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Fra',0);
INSERT INTO "grid_transformation" VALUES('EPSG','10001','ETRS89 to NGF IGN69 height (1)','Parameter values taken from RGF93 to NGF IGN69 (1) (code 10000) assuming that RGF93 is equivalent to ETRS89 within the accuracy of the transformation. Accuracy at each 0.1 deg x 0.1 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','4937','EPSG','5720','EPSG','1326',0.5,'EPSG','8666','Geoid (height correction) model file','ggf97a.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Fra',0);
INSERT INTO "grid_transformation" VALUES('EPSG','10002','RGF93 to IGN78 Corsica height (1)','May be used for transformations from WGS 84 to IGN78 Corsica. Accuracy at each 0.1 deg x 0.1 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','4965','EPSG','5721','EPSG','1327',0.5,'EPSG','8666','Geoid (height correction) model file','ggf97a_corse.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Fra Cor',0);
@@ -354,14 +377,14 @@ INSERT INTO "grid_transformation" VALUES('EPSG','10009','RRAF 1991 to Guadeloupe
INSERT INTO "grid_transformation" VALUES('EPSG','10010','RRAF 1991 to Guadeloupe 1988 height (6)','May be used for transformations from WGS 84 to IGN 1988. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','4973','EPSG','5757','EPSG','2890',998.0,'EPSG','8666','Geoid (height correction) model file','ggg00_sm.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Glp StM',1);
INSERT INTO "grid_transformation" VALUES('EPSG','10011','RGFG95 to NGG1977 height (1)','May be used for transformations from WGS 84 to NGG1977. Accuracy at each 0.025 deg x 0.025 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','4967','EPSG','5755','EPSG','3146',998.0,'EPSG','8666','Geoid (height correction) model file','ggguy00.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Guf',0);
INSERT INTO "grid_transformation" VALUES('EPSG','10012','RGR92 to Reunion 1989 height (1)','May be used for transformations from WGS 84 to IGN 1989. Accuracy at each 0.02 deg x 0.02 degree grid node is given within the geoid model file.','Derivation of gravity-related heights from GPS observations.','EPSG','9664','Geographic3D to GravityRelatedHeight (IGN1997)','EPSG','4971','EPSG','5758','EPSG','3337',0.1,'EPSG','8666','Geoid (height correction) model file','ggr99.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN Reu',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','10013','NAD83 to NAVD88 height (1)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2977',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NW',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10014','NAD83 to NAVD88 height (2)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2978',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u02.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNW',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10015','NAD83 to NAVD88 height (3)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2979',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u03.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNE',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10016','NAD83 to NAVD88 height (4)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2980',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u04.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NE',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10017','NAD83 to NAVD88 height (5)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2973',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u05.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SW',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10018','NAD83 to NAVD88 height (6)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2974',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u06.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSW',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10019','NAD83 to NAVD88 height (7)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2975',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u07.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSE',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','10020','NAD83 to NAVD88 height (8)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (US .gtx)','EPSG','4269','EPSG','5703','EPSG','2976',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u08.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SE',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10013','NAD83 to NAVD88 height (1)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2977',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u01.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NW',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10014','NAD83 to NAVD88 height (2)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2978',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u02.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNW',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10015','NAD83 to NAVD88 height (3)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2979',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u03.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CNE',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10016','NAD83 to NAVD88 height (4)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2980',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u04.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus NE',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10017','NAD83 to NAVD88 height (5)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2973',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u05.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SW',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10018','NAD83 to NAVD88 height (6)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2974',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u06.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSW',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10019','NAD83 to NAVD88 height (7)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2975',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u07.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus CSE',1);
+INSERT INTO "grid_transformation" VALUES('EPSG','10020','NAD83 to NAVD88 height (8)','Uses Geoid03 hybrid model. See information source for further information. Note: Source CRS is 2D, used in this application of the method as a pseudo-3D CRS.','Derivation of approximate gravity-related heights from GPS observations.','EPSG','9665','Geographic3D to GravityRelatedHeight (gtx)','EPSG','4269','EPSG','5703','EPSG','2976',0.05,'EPSG','8666','Geoid (height correction) model file','g2003u08.bin',NULL,NULL,NULL,NULL,NULL,NULL,'NGS-US Conus SE',1);
INSERT INTO "grid_transformation" VALUES('EPSG','10021','ETRS89 to Newlyn height (1)','May be used for transformations from WGS 84 to Newlyn.','Derivation of gravity-related heights from GPS observations.','EPSG','9663','Geographic3D to GravityRelatedHeight (OSGM-GB)','EPSG','4937','EPSG','5701','EPSG','2792',0.02,'EPSG','8666','Geoid (height correction) model file','OSTN02_OSGM02_GB.txt',NULL,NULL,NULL,NULL,NULL,NULL,'OS-UK Gbr',0);
INSERT INTO "grid_transformation" VALUES('EPSG','10022','ETRS89 to Belfast height (1)','May be used for transformations from WGS 84 to Belfast.','Derivation of gravity-related heights from GPS observations.','EPSG','9663','Geographic3D to GravityRelatedHeight (OSGM-GB)','EPSG','4937','EPSG','5732','EPSG','2530',0.03,'EPSG','8666','Geoid (height correction) model file','OSTN02_OSGM02_GB.txt',NULL,NULL,NULL,NULL,NULL,NULL,'OS-UK NI',1);
INSERT INTO "grid_transformation" VALUES('EPSG','10023','ETRS89 to Douglas height (1)','May be used for transformations from WGS 84 to Douglas.','Derivation of gravity-related heights from GPS observations.','EPSG','9663','Geographic3D to GravityRelatedHeight (OSGM-GB)','EPSG','4937','EPSG','5750','EPSG','2803',0.02,'EPSG','8666','Geoid (height correction) model file','OSTN02_OSGM02_GB.txt',NULL,NULL,NULL,NULL,NULL,NULL,'OS-UK Man',0);
@@ -458,8 +481,8 @@ INSERT INTO "grid_transformation" VALUES('EPSG','15948','DHDN to ETRS89 (8)','De
INSERT INTO "grid_transformation" VALUES('EPSG','15949','DHDN to WGS 84 (4)','These parameter values are taken from DHDN to ETRS89 (8) (code 15948) as ETRS89 may be considered equivalent to WGS 84 within the accuracy of the transformation.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4314','EPSG','4326','EPSG','3339',1.0,'EPSG','8656','Latitude and longitude difference file','BETA2007.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Deu BeTA2007',0);
INSERT INTO "grid_transformation" VALUES('EPSG','15954','RD/83 to WGS 84 (1)','These parameter values are taken from DHDN to ETRS89 (8) (code 15948) as RD/83 and ETRS89 may be considered equivalent to DHDN and WGS 84 respectively within the accuracy of the transformation.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4745','EPSG','4326','EPSG','2545',1.0,'EPSG','8656','Latitude and longitude difference file','BETA2007.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Deu BeTA2007',0);
INSERT INTO "grid_transformation" VALUES('EPSG','15955','PD/83 to WGS 84 (1)','These parameter values are taken from DHDN to ETRS89 (8) (code 15948) as PD/83 and ETRS89 may be considered equivalent to DHDN and WGS 84 respectively within the accuracy of the transformation.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4746','EPSG','4326','EPSG','2544',1.0,'EPSG','8656','Latitude and longitude difference file','BETA2007.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Deu BeTA2007',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','15958','RGF93 to NTF (2)','Emulation using NTv2 method of France Geocentric Interpolation method tfm NTF to RGF93 (1), code 1053. Note that grid file parameters are of opposite sign. May be taken as approximate transformation to ETRS89 or WGS 84 - see tfm codes 15959 and 15960.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4171','EPSG','4275','EPSG','3694',1.0,'EPSG','8656','Latitude and longitude difference file','rgf93_ntf.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Fra 1m emulation',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','15959','ETRS89 to NTF (3)','These parameter values are taken from RGF93 to NTF (2) (code 15958) as RGF93 may be considered equivalent to ETRS89 within the accuracy of the transformation. Emulation of France Geocentric Interpolation method tfm code 1054: note reversal of sign.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4258','EPSG','4275','EPSG','3694',1.0,'EPSG','8656','Latitude and longitude difference file','rgf93_ntf.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Fra 1m emulation',0);
-INSERT INTO "grid_transformation" VALUES('EPSG','15960','WGS 84 to NTF (3)','These parameter values are taken from RGF93 to NTF (2) (code 15958) as RGF93 may be considered equivalent to WGS 84 within the accuracy of the transformation. Emulation of France Geocentric Interpolation method tfm code 15939: note reversal of sign.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4326','EPSG','4275','EPSG','3694',1.0,'EPSG','8656','Latitude and longitude difference file','rgf93_ntf.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Fra 1m emulation',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','15958','RGF93 to NTF (2)','Emulation using NTv2 method of transformation NTF to RGF93 (1), code 9327. Note that grid file parameters are of opposite sign. May be taken as approximate transformation to ETRS89 or WGS 84 - see tfm codes 15959 and 15960.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4171','EPSG','4275','EPSG','3694',1.0,'EPSG','8656','Latitude and longitude difference file','rgf93_ntf.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Fra 1m emulation',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','15959','ETRS89 to NTF (3)','These parameter values are taken from RGF93 to NTF (2) (code 15958) as RGF93 may be considered equivalent to ETRS89 within the accuracy of the transformation.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4258','EPSG','4275','EPSG','3694',1.0,'EPSG','8656','Latitude and longitude difference file','rgf93_ntf.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Fra 1m emulation',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','15960','WGS 84 to NTF (3)','These parameter values are taken from RGF93 to NTF (2) (code 15958) as RGF93 may be considered equivalent to WGS 84 within the accuracy of the transformation.','For applications requiring an accuracy of better than 1 metre.','EPSG','9615','NTv2','EPSG','4326','EPSG','4275','EPSG','3694',1.0,'EPSG','8656','Latitude and longitude difference file','rgf93_ntf.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Fra 1m emulation',0);
INSERT INTO "grid_transformation" VALUES('EPSG','15961','RGNC91-93 to NEA74 Noumea (4)','Emulation using NTv2 method of tfm NEA74 Noumea to RGNC91-93 (3) (code 15943). Note reversal of sign of parameter values in grid file.','Accuracy 5-10cm.','EPSG','9615','NTv2','EPSG','4749','EPSG','4644','EPSG','2823',0.05,'EPSG','8656','Latitude and longitude difference file','RGNC1991_IGN72GrandeTerre.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Ncl 0.05m',1);
-INSERT INTO "grid_transformation" VALUES('EPSG','15962','RGNC91-93 to IGN72 Grande Terre (6)','Emulation using NTv2 method of tfm IGN72 Grande Terre to RGNC91-93 (4) (code 15945). Note reversal sign of of parameter values in grid file.','Accuracy better than +/- 0.1 metre.','EPSG','9615','NTv2','EPSG','4749','EPSG','4662','EPSG','2822',0.1,'EPSG','8656','Latitude and longitude difference file','RGNC1991_IGN72GrandeTerre.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Ncl 0.1m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','15962','RGNC91-93 to IGN72 Grande Terre (6)','Emulation using NTv2 method of tfm IGN72 Grande Terre to RGNC91-93 (4) (code 9329). Note reversal sign of of parameter values in grid file.','Accuracy better than +/- 0.1 metre.','EPSG','9615','NTv2','EPSG','4749','EPSG','4662','EPSG','2822',0.1,'EPSG','8656','Latitude and longitude difference file','RGNC1991_IGN72GrandeTerre.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'ESRI-Ncl 0.1m',0);