[OSRS-PROJ] Projection Information Weather Satellite

Bryan Ray bryan at jincsolutions.com
Fri Oct 3 15:22:28 PDT 2003


Alex,

Thanks for the reply. I tried using the Delphi code you supplied to me
earlier this year using passpoints and Affine Transformations.  With
this image it did not quite work out because of the unknown projection
type that I could initialize with Proj4.  I tried Ortho and Stereo
projections with no luck.

I'll keep trying with other Proj4 supported projections, but I'm not
sure which one to use.

If you have any ideas, please let me know.

Clifford Mugnier says it is probably some type of Oblique Globular. I'll
take all of the expert advise I can get.  It seems to me that it is just
a raw satellite projection (if there is such a thing) with an offset
(looking angle) from -75 Longitude and 0 Latitude.

Bryan



-----Original Message-----
From: owner-osrs-proj at remotesensing.org
[mailto:owner-osrs-proj at remotesensing.org] On Behalf Of Alexander
Weidauer
Sent: Friday, October 03, 2003 12:30 PM
To: osrs-proj at remotesensing.org
Subject: RE: [OSRS-PROJ] Projection Information Weather Satellite


Hi Brayn,

I think it is a gostationary satellite system so the projetion seems to
be "ortho" the coordinate lon_0 is synchroneous to the UTC 
dat below the image. Pleas read the part 

http://wwwghcc.msfc.nasa.gov/utc.html

The lat is a little bit difficult to find.
But you can set the datas you can set your own parameters. Please read
the part 

http://wwwghcc.msfc.nasa.gov/GOES/getsatellite.html


Bye Alexander Weidauer

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