[GRASS-user] i.image.mosaic with ASTER GDEM

[Markus Neteler]

On Mon, May 16, 2011 at 6:49 PM, MartinMAP <map at map-site.de> wrote:
> Hello,
>
> i have 4x ASTER GDEM (geotiff) and want to put them together to extract
> contours. I tryed it with i.image.mosaic but got the error-massage, that the
> symbol "@" is not allowed in filenames. But my importet ASTER-Files are
> automaticly set by grass to "ASTERXXX at aladaglar".

Please post the entire error message.

> What I have to to, to put the ASTER GDEM together?

Alternatively, just try this:

g.region rast=ASTER1,ASTER2,ASTER3,ASTER4 -p
r.patch input=ASTER1,ASTER2,ASTER3,ASTER4 output=aster_mosaik

Markus