[GRASS5] Problems with UTM/southern hemisphere

[Markus Neteler]

On Thu, Oct 14, 2004 at 03:45:11PM +0100, Paul Kelly wrote:
> Hello Markus
> 
> On Thu, 14 Oct 2004, Markus Neteler wrote:
> 
> >Hi,
> >
> >a colleague of mine from Argentina is facing problems
> >to import LANDSAT data in UTM.
> >
> >Displaying a map leads to:
> >
> >GRASS 5.7.cvs > d.rast markus.1
> >WARNING: [markus.1] in mapset [beinlich] - in different zone [20] than
> >        current region [-20]
> >WARNING: unable to open raster map [markus.1 in beinlich]
> >ERROR: Not able to open cellfile for [markus.1]
> >
> >The location is defined as (UTM, southern hemisphere):
> [...]
> >
> >Looking at the map header:
> >
> >GRASS 5.7.cvs > cd cellhd/
> >GRASS 5.7.cvs > cat markus.1
> >proj:       1
> >zone:       20                     <-- shouldn't this be -20?
> 
> Yes---that is a bug in lib/proj/convert.c that wasn't there in 
> 5.3---probably my fault. I have fixed it now so future imports should be 
> OK.
> To get around the problem here edit the cellhd/markus.1 file so zone 
> is -20.

Yes, we used this trick, but now we can try the bugfix as well.

Thanks

 Markus