[GRASS-user] Finding Landsat's infrared bands

[Micha Silver]

Kurt Springs wrote:

> Just an update.  I looked on the USGS Seamless Map Server about the Landsat's bands.  What I found is they only include three bands in their GEOTiff.  The near infrared translates as red, red as green, and green as blue.
>
>   
I think that what you got was their "mosaic" product, which is a 
prepared mix of three bands.
You can get the base landsat imagery, all 7 separate bands, as greyscale 
tiff files from here:
http://glcf.umd.edu/data/landsat/
> Now we know.
>
> Kurt
> On Apr 15, 2010, at 4:34 PM, Markus Neteler wrote:
>
>   
>> On Thu, Apr 15, 2010 at 10:14 PM, Kurt Springs <ferret_bard at mac.com> wrote:
>>     
>>> Hi all,
>>>
>>> I downloaded some Landsat data from the USGS.  When I opened the GeoTiff in GRASS using r.in.gdal, I got the Blue, Green and Red bands.  How do I get the near infrared, two medium infrared, thermal, and panchromatic bands.
>>>       
>> They are commonly in a separate file.
>>
>> See here for a convenient conversion/import script which you may
>> adapt for your needs (at page bottom):
>>  http://www.grassbook.org/examples_menu3rd.php
>>
>> cheers
>> Markus
>>     
>
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-- 
Micha Silver
Arava Development Co. +972-52-3665918
http://www.surfaces.co.il