[GRASS-user] i.atcor example

Hi ,

anibody has never used i.actor ?
to execute the correction on landsat tm7 data,
can i found the needed data in the " landsat metadata"
(.met / .hdr)
it is possible to reproduce an example using the spearfish data + the "glcf"
http://glcf.umiacs.umd.edu/index.shtml
landsat tm7 images ?