[GRASS-user] i.atcorr with ASTER L1B

Markus Neteler neteler at osgeo.org
Sun Jul 26 12:56:44 EDT 2009

Hi Stefan,

On Sun, Jul 26, 2009 at 1:27 PM, Stefan Sylla<stefansylla at gmx.de> wrote:
> Hi Markus,
> can you explain what the filter functions should contain? I guess it is
> something about the sensor calibration parameters. I could give you that,
> but I need to know the details.

it is a table of values describing the filter function at equidistant
See this file for examples (various sensors):


For each sensor band the filter function is needed. Typically it can be
provided even by the data distributor.

Best regards

More information about the grass-user mailing list