Re: shoot down questions

From: Scott and Becky Campbell (
Date: Sun Feb 17 2008 - 20:14:20 UTC

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    Richard wrote:
    > Then use vec2tle to generate TLEs from these vectors.
    > This is a little tedeous, but can all be done with readily available
    > software for dos/windows. I don't know if the functionality of vec2tle
    > has ever been made available on other platforms.
    I think there is a licence fee for vec2tle and it's a little stout.
    There is some open source code that accomplishes the same thing here:
    Save the file to your computer and open it with a text editor or a C 
    compiler/environment.  You can incorporate the algorithm into your own 
    program to calculate SGP4/SDP4 mean elements from state vectors.
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