[GRASS-dev] i.atcorr with Aster

[Markus Neteler]

HI Yann,

did you solve this?

Markus

On Thu, Dec 16, 2010 at 1:36 AM, Yann Chemin <yann.chemin at gmail.com> wrote:
> Hello list,
>
> we are trying to get through i.atcorr for Aster and we seem to hit a
> wall of NULL values.
> Anybody had success so far with Aster in i.atcorr?
>
> For Aster Band 1 in Coleambally NSW Australia
> -----------------------------------------------------------------
> 10                          - geometrical conditions=ASTER
> 12 08 00.63 145.6833 -34.766    - month day hh.ddd longitude latitude
> ("hh.ddd" is in GMT decimal hours)
> 2                            - atmospheric mode=midlatitude summer
> 1                            - aerosols model=continental
> 15                         - visibility [km] (aerosol model concentration)
> -0.121                       - mean target elevation above sea level [km]
> -1000                        - sensor on board a satellite
> 72                           - aster band 1 (0.480-0.645)
>
> standard i.atcorr command, we tried both radiance and reflectance
> input, same NULL values.
> We prepared Band 1 with i.aster.toar, checked visually for values in
> TOA rad and TOA ref, they were OK prior to input to i.atcorr.
>
> Yann
>
> --
> Yann Chemin
> www.csu.edu.au
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