[gdal-dev] possible to take this unprojected/unknown coordinate system data and assign it to the second known ones projected/coordinate system

[jdmorgan]

Thanks Frank,
I tried as you suggested and it did work.  Thanks for your help.

Best,
Derek

On 3/27/2012 8:50 PM, Frank Warmerdam wrote:
> Derek,
>
> Based on the coordinates it seems clear enough that this
> is latitude and longitude in decimal degrees.  Based on the
> resolution there is little point in worrying about datum so do
> something like:
>
>    gdal_translate -a_srs WGS84 in.tif out.tif
>
> After that you should be able to use gdalwarp to
> reproject normally as long as you know the coordinate
> system you want to go to.
>
> Best regards,
> Frank
>
> On Tue, Mar 27, 2012 at 11:20 AM, jdmorgan<jdmorgan at unca.edu>  wrote:
>> Hello,
>>
>> I was hoping someone in the GDAL community could help me out, as I am stuck
>> on a particular issue of dealing with a source dataset (geotiff) that has no
>> projection information.  Here are the gdalinfo results on the coordinate
>> system:
>>
>> Coordinate System is:
>>
>> LOCAL_CS[" Geocoding information not available Projection Name = Unknown
>> Units = other GeoTIFF Units = other",
>>
>>      UNIT["unknown",1]]
>>
>> Origin = (-34.100006100000002,28.599823000000001)
>>
>> Pixel Size = (0.439998627000000,-0.439998627000000)
>>
>>
>>
>> I do know if data is representing the continental USA.  And, I want to get
>> it into a projection/coordinate system so that I can overlay it with another
>> dataset which already has a coordinate systems and is projected.  Is it
>> possible to take this unprojected/unknown coordinate system data and assign
>> it to the second known ones projected/coordinate system? Hopfully, this
>> question makes sense, and someone can tell me if what I am trying to do is
>> even possible.
>>
>>
>>
>> Thanks,
>> Derek
>>
>>
>> --
>> Derek @ NEMAC
>>
>>
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>> gdal-dev at lists.osgeo.org
>> http://lists.osgeo.org/mailman/listinfo/gdal-dev
>
>


-- 
Derek @ NEMAC