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Re: Satellite tracking Theory



Hello Luis,

I think John Magliacane's "Predict" is open source,  at least it's licensed
under GNU so I think that makes it open source.(?)  If you can get the source
code, I'm sure that would be a great assist to your project.  Here's the URL

http://www.njin.net/~magliaco/predict.html

Greg

Luis Martins wrote:

> Hi all!
> I am trying to do a satellite tracking program as a university work.
> This will be done in Java and I will release the source code so anyone
> interested can modify it or use my classes in other apps.
>
> I found some source code in C which I can understand and easily port to Java
> on the amsat.org ftp. Although some of the code is well commented I still
> need some help.
>
> I can already parse a 2Line orbital element file, store the various elements
> in diferent variables and validate them.
>
> What I need to know is how to interpret those elements and understand how to
> calculate the satellite position at a certain time. If anyone can point me
> to a source of information on that I would be most greateful.
>
> Also if anyone has some source code in C, C++ or Java that would like to
> share with me, then please feel free to email it to me directly.
>
> If anyone wants to try the software, email me too !!!
>
> Thanks in advance.
>
> Luis
> CT1FNK
>
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