[GRASS-dev] ACCA temp question

Martin Landa landa.martin at gmail.com
Tue Nov 19 00:08:52 PST 2013


sorry, better place is grass-user.

2013/11/19 Martin Landa <landa.martin at gmail.com>:
> Hi,
>
> when computing cloud cover assessment using i.landsat.acca in G7 I
> found something strange - 'cold' clouds have higher temperature than
> 'warm' clouds
>
> Maximum temperature:
> * Cold cloud: 287.00 K
> * Warm cloud: 281.13 K
>
> The command:
>
> i.landsat.acca -5 -2 input_prefix=Bref output=oblc
>
> Input data (Bref) computed by i.landsat.toar based on Landsat 5 TM.
>
> Any idea? It's probably easy, seems to me that I am overlooking something...
>
> Thanks! Martin
>
> --
> Martin Landa <landa.martin gmail.com> * http://geo.fsv.cvut.cz/~landa



-- 
Martin Landa <landa.martin gmail.com> * http://geo.fsv.cvut.cz/~landa


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