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authorEven Rouault <even.rouault@spatialys.com>2019-12-17 20:03:50 +0100
committerEven Rouault <even.rouault@spatialys.com>2019-12-17 20:04:00 +0100
commit4193fef55adcb796318052bb77fe9141559d3f08 (patch)
treed9e678aa25a63ed3d99d2de982db840e2f508b5d /fr_ign
parent79e1e2a6642d031e9b11eea9052ed01d9ada652d (diff)
downloadPROJ-data-4193fef55adcb796318052bb77fe9141559d3f08.tar.gz
PROJ-data-4193fef55adcb796318052bb77fe9141559d3f08.zip
Add fr_ign/gr3df97a.tif
Diffstat (limited to 'fr_ign')
-rw-r--r--fr_ign/README.fr_ign12
-rw-r--r--fr_ign/gr3df97a.tifbin0 -> 99742 bytes
2 files changed, 11 insertions, 1 deletions
diff --git a/fr_ign/README.fr_ign b/fr_ign/README.fr_ign
index 798bc1f..4981a79 100644
--- a/fr_ign/README.fr_ign
+++ b/fr_ign/README.fr_ign
@@ -5,7 +5,7 @@ from [IGN](http://www.ign.fr/)
## Included grids
-### France: NTF -> RGF93
+### France: NTF -> RGF93 (using geographic offset correction)
Grid transformation from NTF to RGF93 in France.
@@ -15,6 +15,16 @@ Grid transformation from NTF to RGF93 in France.
* ntf_r93.tif
+### France: NTF -> RGF93 (using Geocentric correction)
+
+Grid transformation from NTF to RGF93 in France.
+
+*Source*: [IGN](http://www.ign.fr/)
+*Format*: GeoTIFF converted from gr3df97a.txt
+*License*: [License Ouverte (in French)](https://www.etalab.gouv.fr/wp-content/uploads/2017/04/ETALAB-Licence-Ouverte-v2.0.pdf) / [Open License (English translation)](https://www.etalab.gouv.fr/wp-content/uploads/2014/05/Open_Licence.pdf)
+
+* gr3df97a.tif
+
### French vertical grids
*Source*: [IGN France](https://geodesie.ign.fr/index.php?page=grilles)
diff --git a/fr_ign/gr3df97a.tif b/fr_ign/gr3df97a.tif
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