[GRASS-user] European Datum 1950 is not saved in the region information

[Markus Neteler]

On Thu, Nov 3, 2011 at 1:45 PM, thirza <sophiav at gmail.com> wrote:
> Hi,
> I've set up a location (GRASS 6.4.2. RC1487 15M (2011)), using the Location
> wizard, by selecting the coordinate system parameters as so:
>
> projection: UTM
> datum with ellipsoid: projection zone 30N
> datum code: eur50 (European datum 1950)
>
> when I run g.region -p I get the following:
>
> projection: 1 (UTM)
> zone:       30
> datum:      ** unknown (default: WGS84) **
> ellipsoid:  international
>
> Is it a problem that the datum has not been saved as European datum 1950?

Yes, this is to be fixed in GRASS.

@devs: I tried

[neteler at north grass64]$ svn diff lib/proj/
Index: lib/proj/convert.c
===================================================================
--- lib/proj/convert.c  (revision 49030)
+++ lib/proj/convert.c  (working copy)
@@ -724,6 +724,8 @@
     "WGS_1984",
     "World_Geodetic_System_1972",
     "WGS_1972",
+    "eur50",
+    "European_1950",
     "European_Terrestrial_Reference_System_89",
     "European_Terrestrial_Reference_System_1989",
     "European_Reference_System_1989",

... to no avail. Any idea?

Markus