From 58b69a9fdfbc8b4798c66f34ddbf0e73ccee271d Mon Sep 17 00:00:00 2001
From: jmckenna <jmckenna@gatewaygeomatics.com>
Date: Fri, 31 Jul 2020 17:53:22 -0300
Subject: Database: update to EPSG v9.8.15 database

Co-authored-by: jmckenna <jmckenna@gatewaygeomatics.com>
Co-authored-by: Javier Jimenez Shaw <j1@jimenezshaw.com>
Co-authored-by: Even Rouault <even.rouault@spatialys.com>
---
 data/sql/grid_transformation.sql | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'data/sql/grid_transformation.sql')

diff --git a/data/sql/grid_transformation.sql b/data/sql/grid_transformation.sql
index 298b5080..19f8417f 100644
--- a/data/sql/grid_transformation.sql
+++ b/data/sql/grid_transformation.sql
@@ -349,6 +349,8 @@ INSERT INTO "grid_transformation" VALUES('EPSG','9278','ETRS89 to GHA height (1)
 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','9302','HS2-IRF to ETRS89 (1)','In conjunction with the HS2-TM projection (code 9301), emulates zero-distortion HS2P1+14 Snake projection. For use with OSNet v2009 CORS. Supersedes HS2TN02 used with OSNet v2001. Derived at 350000 locations, RMS 0.15 mm; this is considered errorless.','Engineering survey for HS2 project phases 1 and 2a.','EPSG','9615','NTv2','EPSG','9299','EPSG','4258','EPSG','4582',0.0,'EPSG','8656','Latitude and longitude difference file','HS2TN15_NTv2.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'HS2-Gbr OSNet2009',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9304','ETRS89 to HS2-VRF height (1)','Defines HS2-VRF using OSNet v2009. Full grid also available in a single file in each of Leica, Topcon and Trimble formats.','Derivation of gravity-related heights from GNSS observations.','EPSG','9661','Geographic3D to GravityRelatedHeight (EGM)','EPSG','4937','EPSG','9303','EPSG','4582',0.001,'EPSG','8666','Geoid (height correction) model file','HS2GM15W.grd',NULL,NULL,NULL,NULL,NULL,NULL,'HS2-Gbr HS2GM15 W',0);
 INSERT INTO "grid_transformation" VALUES('EPSG','9310','DHDN to ETRS89 (10)','Replaces SeTa2009 from 2018-01-15. Derived using the 2016 implementation of ETRS89 / DREF91 and DHHN2016. Coincident with the transformation of cadastral data from DHDN to ETRS89 used by LVGL at a level of 1-2 mm.','Cadastre, engineering survey, topographic mapping (large scale).','EPSG','9615','NTv2','EPSG','4314','EPSG','4258','EPSG','4584',0.01,'EPSG','8656','Latitude and longitude difference file','SeTa2016.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'LVGL-Deu SL 2016',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);
@@ -375,6 +377,36 @@ INSERT INTO "grid_transformation" VALUES('EPSG','9355','KSA-GRF17 to KSA-VRF14 h
 INSERT INTO "grid_transformation" VALUES('EPSG','9363','Ain el Abd to KSA-GRF17 (2)','Accuracy 5-10 cm.','Geodesy.','EPSG','1087','Geocentric translation by Grid Interpolation (IGN)','EPSG','4204','EPSG','9333','EPSG','3303',0.1,'EPSG','8727','Geocentric translation file','ARAMCO_AAA-KSAGRF_6.tac',NULL,NULL,NULL,NULL,'EPSG','9333','GCS-Sau 0.1m',0);
 INSERT INTO "grid_transformation" VALUES('EPSG','9365','ETRS89 to TPEN11-IRF (1)','In conjunction with the TPEN11-TM map projection (code 9366) applied to TPEN11-IRF (code 9364), emulates the TPEN11 Snake and TPEN11ext Snake projections. Applied to ETRS89 (as realized through the OSNet v2009 CORS) defines TPEN11-IRF hence is errorless.','Engineering survey and topographic mapping for railway applications.','EPSG','9615','NTv2','EPSG','4258','EPSG','9364','EPSG','4583',0.0,'EPSG','8656','Latitude and longitude difference file','TN15-ETRS89-to-TPEN11-IRF.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'NR-Gbr TPEN11 OSNet2009',0);
 INSERT INTO "grid_transformation" VALUES('EPSG','9369','ETRS89 to MML07-IRF (1)','In conjunction with the MML07-TM map projection (code 9370) applied to MML07-IRF (code 9372), emulates the MML07 Snake projection. Applied to ETRS89 (as realized through the OSNet v2009 CORS) defines MML07-IRF hence is errorless.','Engineering survey and topographic mapping for railway applications.','EPSG','9615','NTv2','EPSG','4258','EPSG','9372','EPSG','4588',0.0,'EPSG','8656','Latitude and longitude difference file','TN15-ETRS89-to-MML07-IRF.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'NR-Gbr MML07 OSNet2009',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9386','ETRS89 to AbInvA96_2020-IRF (1)','In conjunction with AbInvA96_2020-TM map projection (code 9385) applied to AbInvA96_2020-IRF (code 9384), emulates the AbInvA96_2020 Snake projection. Applied to ETRS89 (as realized through the OSNet v2009) defines AbInvA96_2020-IRF hence is errorless.','Highway engineering.','EPSG','9615','NTv2','EPSG','4258','EPSG','9384','EPSG','4589',0.0,'EPSG','8656','Latitude and longitude difference file','TN15-ETRS89-to-AbInvA96_2020-IRF.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'TS-Gbr A96 OSNet2009',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9408','ED50 to ETRS89 (16)','Replaces ED50 to ETRS89 (12) (code 15932).','Spatial referencing.','EPSG','9615','NTv2','EPSG','4230','EPSG','4258','EPSG','4605',0.2,'EPSG','8656','Latitude and longitude difference file','PENR2009.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp v3 pen',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9409','ED50 to ETRS89 (17)','Replaces ED50 to ETRS89 (12) (code 15932).','Spatial referencing.','EPSG','9615','NTv2','EPSG','4230','EPSG','4258','EPSG','2335',0.2,'EPSG','8656','Latitude and longitude difference file','BALR2009.gsb',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp v3 Bal',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9410','ETRS89 to Alicante height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4937','EPSG','5782','EPSG','2366',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9411','ETRS89 to Mallorca height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4937','EPSG','9392','EPSG','4602',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9412','ETRS89 to Menorca height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4937','EPSG','9393','EPSG','4603',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9413','ETRS89 to Ibiza height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4937','EPSG','9394','EPSG','4604',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9414','ETRS89 to Ceuta 2 height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4937','EPSG','9402','EPSG','4590',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9415','REGCAN95 to Lanzarote height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9395','EPSG','4591',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9416','REGCAN95 to Fuerteventura height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9396','EPSG','4592',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9417','REGCAN95 to Gran Canaria height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9397','EPSG','4593',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9418','REGCAN95 to Tenerife height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9398','EPSG','4594',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9419','REGCAN95 to La Gomera height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9399','EPSG','4595',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9420','REGCAN95 to La Palma height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9400','EPSG','4596',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9421','REGCAN95 to El Hierro height (1)','','Derivation of gravity-related heights from GPS observations.','EPSG','1025','Geographic3D to GravityRelatedHeight (EGM2008)','EPSG','4080','EPSG','9401','EPSG','4597',0.05,'EPSG','8666','Geoid (height correction) model file','EGM08_REDNAP_Canarias.txt',NULL,NULL,NULL,NULL,NULL,NULL,'IGN-Esp 2008',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9431','GHA height to EVRF2019 height (1)','Determined at 147 points, SD 0.060m. Offset: mean -0.306m, minimum -0.442m, maximum -0.219m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5778','EPSG','9389','EPSG','1037',0.12,'EPSG','8732','Vertical offset file','at_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Aut 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9432','GHA height to EVRF2019 mean-tide height (1)','Determined at 147 points, SD 0.058m. Offset: mean -0.330m, minimum -0.463m, maximum -0.245m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5778','EPSG','9390','EPSG','1037',0.116,'EPSG','8732','Vertical offset file','at_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Aut 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9433','Ostend height to EVRF2019 mean-tide height (1)','Determined at 39 points, SD 0.016m. Offset: mean -2.323m, minimum -2.372m, maximum -2.290m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5710','EPSG','9390','EPSG','1347',0.032,'EPSG','8732','Vertical offset file','be_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Bel 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9434','Ostend height to EVRF2019 height (1)','Determined at 39 points, SD 0.017m. Offset: mean -2.315m, minimum -2.364m, maximum -2.279m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5710','EPSG','9389','EPSG','1347',0.034,'EPSG','8732','Vertical offset file','be_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Bel 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9435','DHHN2016 height to EVRF2019 height (1)','Determined at 802 points, SD 0.010m. Offset: mean 0.013m, minimum -0.008m, maximum 0.039m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','7837','EPSG','9389','EPSG','3339',0.02,'EPSG','8732','Vertical offset file','de_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Deu 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9436','DHHN2016 height to EVRF2019 mean-tide height (1)','Determined at 802 points, SD 0.003m. Offset: mean 0.007m, minimum -0.004m, maximum 0.018m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','7837','EPSG','9390','EPSG','3339',0.006,'EPSG','8732','Vertical offset file','de_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Deu 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9437','Trieste height to EVRF2019 height (1)','Determined at 46 points, SD 0.016m. Offset: mean -0.548m, minimum -0.595m, maximum -0.500m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5195','EPSG','9389','EPSG','1148',0.032,'EPSG','8732','Vertical offset file','mk_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Mkd 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9438','Trieste height to EVRF2019 mean-tide height (1)','Determined at 46 points, SD 0.015m. Offset: mean -0.604m, minimum -0.650m, maximum -0.558m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5195','EPSG','9390','EPSG','1148',0.03,'EPSG','8732','Vertical offset file','mk_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Mkd 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9439','Cascais height to EVRF2019 height (1)','Determined at 18 points, SD 0.010m. Offset: mean -0.277m, minimum -0.323m, maximum -0.264m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5780','EPSG','9389','EPSG','1294',0.02,'EPSG','8732','Vertical offset file','pt_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Prt 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9440','Cascais height to EVRF2019 mean-tide height (1)','Determined at 18 points, SD 0.007m. Offset: mean -0.343m, minimum -0.383m, maximum -0.332m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5780','EPSG','9390','EPSG','1294',0.014,'EPSG','8732','Vertical offset file','pt_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Prt 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9441','SVS2010 height to EVRF2019 height (1)','Determined at 66 points, SD 0.003m. Offset: mean -0.258m, minimum -0.264m, maximum -0.250m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','8690','EPSG','9389','EPSG','3307',0.006,'EPSG','8732','Vertical offset file','si_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Svn 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9442','SVS2010 height to EVRF2019 mean-tide height (1)','Determined at 66 points, SD 0.004m. Offset: mean -0.290m, minimum -0.295m, maximum -0.280m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','8690','EPSG','9390','EPSG','3307',0.008,'EPSG','8732','Vertical offset file','si_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Svn 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9443','LHN95 height to EVRF2019 height (1)','Determined at 553 points, SD 0.075m. Offset: mean -0.204m, minimum -0.330m, maximum -0.130m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5729','EPSG','9389','EPSG','1286',0.15,'EPSG','8732','Vertical offset file','ch_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Che 2019z',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9444','LHN95 height to EVRF2019 mean-tide height (1)','Determined at 553 points, SD 0.073m. Offset: mean -0.233m, minimum -0.353m, maximum -0.044m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5729','EPSG','9390','EPSG','1286',0.146,'EPSG','8732','Vertical offset file','ch_2019_m.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Che 2019m',0);
+INSERT INTO "grid_transformation" VALUES('EPSG','9445','ODN height to EVRF2019 height (1)','Determined at 35 points, SD 0.011m. Offset: mean -0.181m, minimum -0.202m, maximum -0.161m.','Vertical datum change.','EPSG','1085','Vertical Offset by Grid Interpolation (asc)','EPSG','5701','EPSG','9389','EPSG','2792',0.022,'EPSG','8732','Vertical offset file','gb_2019_z.asc',NULL,NULL,NULL,NULL,'EPSG','4258','EuG-Gbr 2019z',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 NGF-IGN78 height (1)','May be used for transformations from WGS 84 to NGF-IGN78. 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);
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