[GRASS-user] Estimating Albedo from Landsat

[Nikos Alexandris]

fyi

On Friday 17 of September 2010 22:27:40 Hamish wrote:
...
> > I think we'll have to redownload the three NC scenes from GloVis to know 
> > for sure.

Also downloaded:

> - LE70160352002144EDC00 (Acquisition Date: 2002/05/24)

# within "nc_spm_08/PERMANENT"
r.info lsat7_2002_10 | grep SUN
SUN_AZIMUTH=120.8810347
SUN_ELEVATION=64.7730999

# from "L71016035_03520020524_MTL.txt":
SUN_AZIMUTH = 120.8813395
SUN_ELEVATION = 64.7733278

> - LE70160352000091EDC00 (Acquisition Date: 2000/03/31)

# within "nc_spm_08/landsat"
r.info lsat7_2000_10 | grep SUN
SUN_AZIMUTH=139.6033279
SUN_ELEVATION=51.5246529

# from "L71016035_03520000331_MTL.txt":
SUN_AZIMUTH = 139.6031113
SUN_ELEVATION = 51.5245487


Harmless differences I guess. After a quick look, the rest of the metadata 
agree.

Nikos