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Date: Mon, 8 December 92, 09:39:29 MEX 01:00:00 +0000 (GMT)
From: BONIFAZ at UNAMVM1
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Hello>
Anybody knows how rectify TM images using a Digital Elevation Model? This proce
dure is used to more accuracy for rectify images by topography. I am using the
dtm from the DMA (90m). it is possible to do that with r.mapcalc? what can I do
when an image coverage is over two UTM zones?
any sugestions?
Thanks in advance.

Roberto Bonifaz
Instituto de Geografia
Universidad Nacional Autonoma de Mexico
Circuito Exterior
Ciudad Universitaria
Coyoacan 04510
Mexico D.F.
Phone 622-4334 Fax: 548-4086