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authorEven Rouault <even.rouault@spatialys.com>2021-04-03 20:18:08 +0200
committerEven Rouault <even.rouault@spatialys.com>2021-04-03 20:18:08 +0200
commit970c849cc70ccb8a016c9834daef70d28e224ae9 (patch)
tree712526fa45c8ac72f9402f3255fd12fec1f15e08 /docs
parentbf79113d1de05d139e5a517c705e61eed20a12d8 (diff)
downloadPROJ-970c849cc70ccb8a016c9834daef70d28e224ae9.tar.gz
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cass: add +hyperbolic switch for variant used by EPSG:3139 'Vanua Levu 1915 / Vanua Levu Grid'
Diffstat (limited to 'docs')
-rw-r--r--docs/source/operations/projections/cass.rst4
1 files changed, 4 insertions, 0 deletions
diff --git a/docs/source/operations/projections/cass.rst b/docs/source/operations/projections/cass.rst
index 95684e51..5428260a 100644
--- a/docs/source/operations/projections/cass.rst
+++ b/docs/source/operations/projections/cass.rst
@@ -65,6 +65,10 @@ Options
.. include:: ../options/R.rst
+.. option:: +hyperbolic
+
+ Use modified form of the standard Cassini-Soldner projection known as the Hyperbolic Cassini-Soldner.
+ This is used in particular for the "Vanua Levu Grid" of the the island of Vanua Levu, Fiji (EPSG:3139)
Mathematical definition