1 files changed, 25 insertions, 15 deletions
diff --git a/data/sql/helmert_transformation.sql b/data/sql/helmert_transformation.sql
index f77301da..6c639465 100644
--- a/data/sql/helmert_transformation.sql
+++ b/data/sql/helmert_transformation.sql
@@ -182,7 +182,7 @@ INSERT INTO "helmert_transformation" VALUES('EPSG','1148','Egypt 1907 to WGS 84
 INSERT INTO "usage" VALUES('EPSG','8069','helmert_transformation','EPSG','1148','EPSG','1086','EPSG','1160');
 INSERT INTO "helmert_transformation" VALUES('EPSG','1149','ETRS89 to WGS 84 (1)','ETRS89 and WGS 84 are realizations of ITRS coincident to within 1 metre. This transformation has an accuracy equal to the coincidence figure.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4258','EPSG','4326',1.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-eur',0);
 INSERT INTO "usage" VALUES('EPSG','8070','helmert_transformation','EPSG','1149','EPSG','1298','EPSG','1159');
-INSERT INTO "helmert_transformation" VALUES('EPSG','1150','GDA94 to WGS 84 (1)','Approximation at the +/- 3m level using inappropriate assumption that GDA94 is equivalent to WGS 84. Accuracy changed from 1m to 3m due to tectonic plate motion over more than 15 years.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4283','EPSG','4326',3.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Aus',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','1150','GDA94 to WGS 84 (1)','Approximation at the 3m level assuming WGS 84 is equivalent to GDA94. Ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4283','EPSG','4326',3.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Aus',0);
 INSERT INTO "usage" VALUES('EPSG','8071','helmert_transformation','EPSG','1150','EPSG','4177','EPSG','1159');
 INSERT INTO "helmert_transformation" VALUES('EPSG','1151','NZGD49 to WGS 84 (1)','Derived at 14 stations. Accuracy 5m, 3m and 5m in X, Y and Z axes.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4272','EPSG','4326',8.0,84.0,-22.0,209.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'DMA-Nzl',0);
 INSERT INTO "usage" VALUES('EPSG','8072','helmert_transformation','EPSG','1151','EPSG','3285','EPSG','1160');
@@ -804,15 +804,15 @@ INSERT INTO "helmert_transformation" VALUES('EPSG','1663','Monte Mario to ETRS89
 INSERT INTO "usage" VALUES('EPSG','8584','helmert_transformation','EPSG','1663','EPSG','2340','EPSG','1044');
 INSERT INTO "helmert_transformation" VALUES('EPSG','1664','Monte Mario to WGS 84 (3)','Parameter values from Monte Mario to ETRS89 (3) (code 1663). Assumes ETRS89 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9606','Position Vector transformation (geog2D domain)','EPSG','4265','EPSG','4326',4.0,-50.2,-50.4,84.8,'EPSG','9001',-0.69,-2.012,0.459,'EPSG','9104',-28.08,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Ita Sic',0);
 INSERT INTO "usage" VALUES('EPSG','8585','helmert_transformation','EPSG','1664','EPSG','2340','EPSG','1044');
-INSERT INTO "helmert_transformation" VALUES('EPSG','1665','AGD66 to WGS 84 (12)','Parameter values from AGD66 to GDA94 (2) (code 1458). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',1.0,-129.193,-41.212,130.73,'EPSG','9001',-0.246,-0.374,-0.329,'EPSG','9104',-2.955,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-ACT 1m',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','1665','AGD66 to WGS 84 (12)','Parameter values from AGD66 to GDA94 (2) (code 1458). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',3.0,-129.193,-41.212,130.73,'EPSG','9001',-0.246,-0.374,-0.329,'EPSG','9104',-2.955,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-ACT 1m',0);
 INSERT INTO "usage" VALUES('EPSG','8586','helmert_transformation','EPSG','1665','EPSG','2283','EPSG','1252');
-INSERT INTO "helmert_transformation" VALUES('EPSG','1666','AGD66 to WGS 84 (13)','Parameter values from AGD66 to GDA94 (4) (code 1460). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',1.0,-119.353,-48.301,139.484,'EPSG','9001',-0.415,-0.26,-0.437,'EPSG','9104',-0.613,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-NSW Vic 1m',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','1666','AGD66 to WGS 84 (13)','Parameter values from AGD66 to GDA94 (4) (code 1460). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',3.0,-119.353,-48.301,139.484,'EPSG','9001',-0.415,-0.26,-0.437,'EPSG','9104',-0.613,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-NSW Vic 1m',0);
 INSERT INTO "usage" VALUES('EPSG','8587','helmert_transformation','EPSG','1666','EPSG','2286','EPSG','1252');
-INSERT INTO "helmert_transformation" VALUES('EPSG','1667','AGD66 to WGS 84 (14)','Parameter values from AGD66 to GDA94 (8) (code 1594). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',1.0,-120.271,-64.543,161.632,'EPSG','9001',-0.217,0.067,0.129,'EPSG','9104',2.499,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Tas 1m',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','1667','AGD66 to WGS 84 (14)','Parameter values from AGD66 to GDA94 (8) (code 1594). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',3.0,-120.271,-64.543,161.632,'EPSG','9001',-0.217,0.067,0.129,'EPSG','9104',2.499,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Tas 1m',0);
 INSERT INTO "usage" VALUES('EPSG','8588','helmert_transformation','EPSG','1667','EPSG','1282','EPSG','1252');
-INSERT INTO "helmert_transformation" VALUES('EPSG','1668','AGD66 to WGS 84 (15)','Parameter values from AGD66 to GDA94 (9) (code 1595). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',1.0,-124.133,-42.003,137.4,'EPSG','9001',0.008,-0.557,-0.178,'EPSG','9104',-1.854,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-NT 1m',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','1668','AGD66 to WGS 84 (15)','Parameter values from AGD66 to GDA94 (9) (code 1595). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',3.0,-124.133,-42.003,137.4,'EPSG','9001',0.008,-0.557,-0.178,'EPSG','9104',-1.854,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-NT 1m',0);
 INSERT INTO "usage" VALUES('EPSG','8589','helmert_transformation','EPSG','1668','EPSG','2284','EPSG','1252');
-INSERT INTO "helmert_transformation" VALUES('EPSG','1669','AGD84 to WGS 84 (7)','Parameter values from AGD84 to GDA94 (2) (code 1280). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation. Replaces AGD84 to WGS 84 (2) (code 1236). Note: AGD84 officially adopted only in Qld, SA and WA.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4203','EPSG','4326',1.0,-117.763,-51.51,139.061,'EPSG','9001',-0.292,-0.443,-0.277,'EPSG','9104',-0.191,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Aus 1m',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','1669','AGD84 to WGS 84 (7)','Parameter values from AGD84 to GDA94 (2) (code 1280). Approximation assuming WGS 84 is equivalent to GDA94; ignores low accuracy of the WGS 84 ensemble and inconsistent application of tectonic plate motion. Replaces AGD84 to WGS 84 (2) (code 1236).','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4203','EPSG','4326',3.0,-117.763,-51.51,139.061,'EPSG','9001',-0.292,-0.443,-0.277,'EPSG','9104',-0.191,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Aus 1m',0);
 INSERT INTO "usage" VALUES('EPSG','8590','helmert_transformation','EPSG','1669','EPSG','2576','EPSG','1252');
 INSERT INTO "helmert_transformation" VALUES('EPSG','1671','RGF93 to WGS 84 (1)','Parameter values from RGF93 to ETRS89 (1) (code 1591) assuming that ETRS89 is equivalent to WGS 84 within the accuracy of the transformation.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4171','EPSG','4326',1.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Fra',0);
 INSERT INTO "usage" VALUES('EPSG','8592','helmert_transformation','EPSG','1671','EPSG','1096','EPSG','1252');
@@ -2082,8 +2082,8 @@ INSERT INTO "helmert_transformation" VALUES('EPSG','8439','Hong Kong Geodetic CS
 INSERT INTO "usage" VALUES('EPSG','10560','helmert_transformation','EPSG','8439','EPSG','1118','EPSG','1041');
 INSERT INTO "helmert_transformation" VALUES('EPSG','8448','GDA2020 to WGS 84 (G1762) (1)','Scale difference in ppb and scale difference rate in ppb/yr where 1/billion = 1E-9 or nm/m. Parameter values taken from ITRF2014 to GDA2020 (1) (code 8049), assuming WGS 84 (G1762) is equivalent to ITRF2014 within the accuracy of the transformation.','EPSG','1056','Time-dependent Coordinate Frame rotation (geocen)','EPSG','7842','EPSG','7664',0.2,0.0,0.0,0.0,'EPSG','1025',0.0,0.0,0.0,'EPSG','1031',0.0,'EPSG','1028',0.0,0.0,0.0,'EPSG','1027',-1.50379,-1.18346,-1.20716,'EPSG','1032',0.0,'EPSG','1030',2020.0,'EPSG','1029',NULL,NULL,NULL,NULL,NULL,'GA-Aus 0.2m',0);
 INSERT INTO "usage" VALUES('EPSG','10568','helmert_transformation','EPSG','8448','EPSG','4177','EPSG','1027');
-INSERT INTO "helmert_transformation" VALUES('EPSG','8450','GDA2020 to WGS 84 (2)','Approximation at the 3m level assuming WGS 84 is equivalent to ITRF2014 within the accuracy of the transformation. See GDA2020 to WGS 84 (G1762) (1) (code 8448) for a better approximation and ITRF2014 to GDA2020 (1) (code 8049) for actual relationship.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','7844','EPSG','4326',3.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'GA-Aus 3m',0);
-INSERT INTO "usage" VALUES('EPSG','10569','helmert_transformation','EPSG','8450','EPSG','4177','EPSG','1043');
+INSERT INTO "helmert_transformation" VALUES('EPSG','8450','GDA2020 to WGS 84 (2)','Approximation at the 3m level assuming WGS 84 is equivalent to GDA2020. Ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','7844','EPSG','4326',3.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'GA-Aus 3m',0);
+INSERT INTO "usage" VALUES('EPSG','10569','helmert_transformation','EPSG','8450','EPSG','4177','EPSG','1159');
 INSERT INTO "helmert_transformation" VALUES('EPSG','8452','Batavia to WGS 84 (1)','Derived at 5 stations. Note: U.S. DMA TR8350.2 September 1987 gives source CRS as Batavia and area as Sumatra. The Batavia (Genuk) CRS applies to Java and western Sumatra. EPSG presumes this CT applies to both. Sometimes found applied to all Sumatra.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4211','EPSG','4326',6.0,-377.0,681.0,-50.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'DMA-Idn Sumatra',0);
 INSERT INTO "usage" VALUES('EPSG','10571','helmert_transformation','EPSG','8452','EPSG','1285','EPSG','1160');
 INSERT INTO "helmert_transformation" VALUES('EPSG','8674','La Canoa to PSAD56 (1)','In Venezuela PSAD56 is coincident with La Canoa.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4247','EPSG','4248',0.0,0.0,0.0,0.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'LAG-Ven E',0);
@@ -2414,6 +2414,16 @@ INSERT INTO "helmert_transformation" VALUES('EPSG','9676','Israel 1993 to WGS 84
 INSERT INTO "usage" VALUES('EPSG','14833','helmert_transformation','EPSG','9676','EPSG','2603','EPSG','1189');
 INSERT INTO "helmert_transformation" VALUES('EPSG','9679','Gulshan 303 to WGS 84 (2)','Derived at origin station in Dhaka.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4682','EPSG','4326',1.0,283.729,735.942,261.143,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'SB-Bgd',0);
 INSERT INTO "usage" VALUES('EPSG','14836','helmert_transformation','EPSG','9679','EPSG','1041','EPSG','1136');
+INSERT INTO "helmert_transformation" VALUES('EPSG','9682','ITRF2014 to GDA94 (1)','Concatenation of ITRF2014 to GDA2020 (1) (CT 8049) and GDA94 to GDA2020 (1) (CT 8048). Scale difference in ppb and rate in ppb/yr where 1/billion = 1E-9 or nm/m. See ITRF2014 to GDA94 (2) (CT 9683) for alternative for Australia with distortion modelling.','EPSG','1056','Time-dependent Coordinate Frame rotation (geocen)','EPSG','7789','EPSG','4938',0.035,-61.55,10.87,40.19,'EPSG','1025',39.4924,32.7221,32.8979,'EPSG','1031',9.994,'EPSG','1028',0.0,0.0,0.0,'EPSG','1027',1.50379,1.18346,1.20716,'EPSG','1032',0.0,'EPSG','1030',2020.0,'EPSG','1029',NULL,NULL,NULL,NULL,NULL,'ICSM-Aus Conf',0);
+INSERT INTO "usage" VALUES('EPSG','14950','helmert_transformation','EPSG','9682','EPSG','4177','EPSG','1108');
+INSERT INTO "helmert_transformation" VALUES('EPSG','9684','ATRF2014 to GDA94 (1)','Concatenation of ATRF2014 to GDA2020 (1) (CT 9459) and GDA94 to GDA2020 (1) (CT 8048). Scale difference in ppb and rate in ppb/yr where 1/billion = 1E-9 or nm/m. See ATRF2014 to GDA94 (2) (CT 9685) for alternative for Australia with distortion modelling.','EPSG','1056','Time-dependent Coordinate Frame rotation (geocen)','EPSG','9307','EPSG','4938',0.035,-61.55,10.87,40.19,'EPSG','1025',39.4924,32.7221,32.8979,'EPSG','1031',9.994,'EPSG','1028',0.0,0.0,0.0,'EPSG','1027',1.50379,1.18346,1.20716,'EPSG','1032',0.0,'EPSG','1030',2020.0,'EPSG','1029',NULL,NULL,NULL,NULL,NULL,'ICSM-Aus Conf',0);
+INSERT INTO "usage" VALUES('EPSG','14952','helmert_transformation','EPSG','9684','EPSG','4177','EPSG','1108');
+INSERT INTO "helmert_transformation" VALUES('EPSG','9686','GDA94 to WGS 84 (G1762) (1)','Concatenation of transformations codes 8048 and 8448 through GDA2020. Scale difference in ppb and rate in ppb/yr where 1/billion = 1E-9 or nm/m. See GDA94 to WGS 84 (G1762) (2) (CT 9687) for alternative for Australia with distortion modelling.','EPSG','1056','Time-dependent Coordinate Frame rotation (geocen)','EPSG','4938','EPSG','7664',0.25,61.55,-10.87,-40.19,'EPSG','1025',-39.4924,-32.7221,-32.8979,'EPSG','1031',-9.994,'EPSG','1028',0.0,0.0,0.0,'EPSG','1027',-1.50379,-1.18346,-1.20716,'EPSG','1032',0.0,'EPSG','1030',2020.0,'EPSG','1029',NULL,NULL,NULL,NULL,NULL,'ICSM-Aus Conf',0);
+INSERT INTO "usage" VALUES('EPSG','14956','helmert_transformation','EPSG','9686','EPSG','4177','EPSG','1108');
+INSERT INTO "helmert_transformation" VALUES('EPSG','9688','GDA94 to WGS 84 (2)','Concatenation of CTs 8048 and 8450 through GDA2020. Scale difference in ppb where 1/billion = 1E-9. See GDA94 to WGS 84 (2) (CT code 9689) for alternative for Australia including distortion model.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4283','EPSG','4326',3.0,61.55,-10.87,-40.19,'EPSG','1025',-39.4924,-32.7221,-32.8979,'EPSG','1031',-9.994,'EPSG','1028',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'ICSM-Aus Conf',0);
+INSERT INTO "usage" VALUES('EPSG','14921','helmert_transformation','EPSG','9688','EPSG','4177','EPSG','1275');
+INSERT INTO "helmert_transformation" VALUES('EPSG','9690','WGS 84 to GDA2020 (3)','Concatenation of CTs 1150 and 8048 through GDA94. Scale difference in ppb where 1/billion = 1E-9. See WGS 84 to GDA2020 (4) (CT code 9691) for alternative for Australia including distortion model.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4326','EPSG','7844',3.0,61.55,-10.87,-40.19,'EPSG','1025',-39.4924,-32.7221,-32.8979,'EPSG','1031',-9.994,'EPSG','1028',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'ICSM-Aus Conf',0);
+INSERT INTO "usage" VALUES('EPSG','14920','helmert_transformation','EPSG','9690','EPSG','4177','EPSG','1276');
 INSERT INTO "helmert_transformation" VALUES('EPSG','10085','Trinidad 1903 to WGS 84 (2)','Parameter values provided to EOG by Trinidad Ministry of Energy and Energy Industries. Used by EOG offshore Trinidad (including Pelican, Kiskadee and Ibis fields) since 1996.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4302','EPSG','4326',3.0,-61.0,285.2,471.6,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EOG-Tto Trin',0);
 INSERT INTO "usage" VALUES('EPSG','11086','helmert_transformation','EPSG','10085','EPSG','1339','EPSG','1136');
 INSERT INTO "helmert_transformation" VALUES('EPSG','10086','JAD69 to WGS 72 (1)','Derived in 1977 through Transit observations at 2 stations by US DMA.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4242','EPSG','4322',15.0,48.0,208.0,382.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'SD-Jam',0);
@@ -2618,10 +2628,10 @@ INSERT INTO "helmert_transformation" VALUES('EPSG','15784','Le Pouce 1934 to WGS
 INSERT INTO "usage" VALUES('EPSG','11795','helmert_transformation','EPSG','15784','EPSG','3209','EPSG','1042');
 INSERT INTO "helmert_transformation" VALUES('EPSG','15787','IGCB 1955 to WGS 84 (1)','Derived by Topnav in 1991 at station TSH 85.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4701','EPSG','4326',5.0,-79.9,-158.0,-168.9,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'Tot-Cod',0);
 INSERT INTO "usage" VALUES('EPSG','11798','helmert_transformation','EPSG','15787','EPSG','3171','EPSG','1136');
-INSERT INTO "helmert_transformation" VALUES('EPSG','15788','AGD66 to WGS 84 (16)','Parameter values from AGD66 to GDA94 (1) (code 1278). Derived at 162 stations. Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4202','EPSG','4326',5.0,-127.8,-52.3,152.9,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Aus 5m',0);
-INSERT INTO "usage" VALUES('EPSG','11799','helmert_transformation','EPSG','15788','EPSG','2575','EPSG','1045');
-INSERT INTO "helmert_transformation" VALUES('EPSG','15789','AGD84 to WGS 84 (8)','Parameter values from AGD84 to GDA94 (1) (code 1279). Derived at 327 stations. Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the tfm. AGD84 officially adopted only in Queensland, South Australia and Western Australia.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4203','EPSG','4326',5.0,-128.5,-53.0,153.4,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Aus 5m',0);
-INSERT INTO "usage" VALUES('EPSG','11800','helmert_transformation','EPSG','15789','EPSG','2576','EPSG','1045');
+INSERT INTO "helmert_transformation" VALUES('EPSG','15788','AGD66 to WGS 84 (16)','Parameter values from AGD66 to GDA94 (1) (code 1278). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4202','EPSG','4326',5.0,-127.8,-52.3,152.9,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Aus 5m',0);
+INSERT INTO "usage" VALUES('EPSG','11799','helmert_transformation','EPSG','15788','EPSG','2575','EPSG','1252');
+INSERT INTO "helmert_transformation" VALUES('EPSG','15789','AGD84 to WGS 84 (8)','Parameter values from AGD84 to GDA94 (1) (code 1279). Approximation assuming WGS 84 is equivalent to GDA94; ignores the low accuracy of the WGS 84 ensemble and the inconsistent application of tectonic plate motion to WGS 84 data.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4203','EPSG','4326',5.0,-128.5,-53.0,153.4,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Aus 5m',0);
+INSERT INTO "usage" VALUES('EPSG','11800','helmert_transformation','EPSG','15789','EPSG','2576','EPSG','1252');
 INSERT INTO "helmert_transformation" VALUES('EPSG','15790','Mhast (offshore) to WGS 72BE (1)','Derived by Oceaneering for CABGOC in 1979. Mean of parameters derived by single point Transit translocation at 2 stations (Mongo Tando and N''To). Applied to single point Transit translocations at other stations to define Mhast (offshore) coordinates.','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4705','EPSG','4324',10.0,-255.0,-29.0,-105.0,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'CHV-Ago Cab',0);
 INSERT INTO "usage" VALUES('EPSG','11801','helmert_transformation','EPSG','15790','EPSG','3180','EPSG','1136');
 INSERT INTO "helmert_transformation" VALUES('EPSG','15791','Malongo 1987 to WGS 84 (3)','Derived via WGS 72BE by Geodetic for Chevron in 1987 by single point Transit translocation at 1 station (Malongo Y). Replaced in 1989 by Malongo 1987 to WGS 84 (1) (code 1330).','EPSG','9603','Geocentric translations (geog2D domain)','EPSG','4259','EPSG','4326',10.0,-259.99,-5.28,-97.09,'EPSG','9001',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'CHV-Ago Cab87',0);
@@ -2903,10 +2913,10 @@ INSERT INTO "helmert_transformation" VALUES('EPSG','15977','Slovenia 1996 to ETR
 INSERT INTO "usage" VALUES('EPSG','11987','helmert_transformation','EPSG','15977','EPSG','1212','EPSG','1041');
 INSERT INTO "helmert_transformation" VALUES('EPSG','15978','NAD27 to WGS 84 (88)','','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4267','EPSG','4326',1.0,2.478,149.752,197.726,'EPSG','9001',-0.526,-0.498,0.501,'EPSG','9104',0.685,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'ONHG-Cub',0);
 INSERT INTO "usage" VALUES('EPSG','11988','helmert_transformation','EPSG','15978','EPSG','1077','EPSG','1041');
-INSERT INTO "helmert_transformation" VALUES('EPSG','15979','AGD66 to GDA94 (12)','Use only offshore: onshore, tfms 1458 (ACT), 1594 (Tas), 1460 (NSW and Vic) and 1595 (NT) are more accurate.May be used as a tfm to WGS 84 - see code 15980.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4283',3.0,-117.808,-51.536,137.784,'EPSG','9001',-0.303,-0.446,-0.234,'EPSG','9104',-0.29,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'ICSM-Aus off',0);
+INSERT INTO "helmert_transformation" VALUES('EPSG','15979','AGD66 to GDA94 (12)','Use only offshore: onshore, transformations 1458 (ACT), 1594 (Tas), 1460 (NSW and Vic) and 1595 (NT) are more accurate.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4283',3.0,-117.808,-51.536,137.784,'EPSG','9001',-0.303,-0.446,-0.234,'EPSG','9104',-0.29,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'ICSM-Aus off',0);
 INSERT INTO "usage" VALUES('EPSG','14200','helmert_transformation','EPSG','15979','EPSG','3559','EPSG','1043');
-INSERT INTO "helmert_transformation" VALUES('EPSG','15980','AGD66 to WGS 84 (18)','Parameter values from AGD66 to GDA94 (12) (code 15979). Assumes GDA94 and WGS 84 can be considered the same to within the accuracy of the transformation. Use only offshore: onshore tfms 1665-68 for ACT, NSW/Vic, Tas and NT respectively are more accurate.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',3.0,-117.808,-51.536,137.784,'EPSG','9001',-0.303,-0.446,-0.234,'EPSG','9104',-0.29,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Aus off',0);
-INSERT INTO "usage" VALUES('EPSG','11990','helmert_transformation','EPSG','15980','EPSG','3559','EPSG','1043');
+INSERT INTO "helmert_transformation" VALUES('EPSG','15980','AGD66 to WGS 84 (18)','Parameter values from AGD66 to GDA94 (12) (code 15979). Assumes WGS 84 is equivalent to GDA94; ignores low accuracy of ensemble and tectonic plate motion. Use only offshore: onshore CTs 1665-68 for ACT, NSW/Vic, Tas and NT respectively are more accurate.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4202','EPSG','4326',3.0,-117.808,-51.536,137.784,'EPSG','9001',-0.303,-0.446,-0.234,'EPSG','9104',-0.29,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'EPSG-Aus off',0);
+INSERT INTO "usage" VALUES('EPSG','11990','helmert_transformation','EPSG','15980','EPSG','3559','EPSG','1159');
 INSERT INTO "helmert_transformation" VALUES('EPSG','15981','MGI to Slovenia 1996 (1)','Info source also gives a separate reverse tfm with slightly different parameter values. Given the tfm accuracy these differences are not significant and this tfm can be considered reversible. May be taken as approximate tfm MGI to WGS 84 (see code 15982)','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4312','EPSG','4765',1.0,409.545,72.164,486.872,'EPSG','9001',-3.085957,-5.46911,11.020289,'EPSG','9104',17.919665,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'GuRS-Svn',1);
 INSERT INTO "usage" VALUES('EPSG','11991','helmert_transformation','EPSG','15981','EPSG','1212','EPSG','1041');
 INSERT INTO "helmert_transformation" VALUES('EPSG','15982','MGI to WGS 84 (9)','Parameter values from MGI to Slovenia 1996 (1) (code 15981). Assumes Slovenia 1996 and WGS 84 can be considered the same to within the accuracy of the transformation.','EPSG','9607','Coordinate Frame rotation (geog2D domain)','EPSG','4312','EPSG','4326',1.0,409.545,72.164,486.872,'EPSG','9001',-3.085957,-5.46911,11.020289,'EPSG','9104',17.919665,'EPSG','9202',NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,'OGP-Svn 96',1);