Re: Astrodynamics Books

Larry Van Horn (
Wed, 29 Apr 1998 14:34:32 -0400

You will find some info on this at Dr. TS Kelso's Celestrak website. TS has
put all of his Computer and Satellite columns that he has written for
Satellite Times magazine online at this website. Go to his website at: It includes info about some of the various models
in use.

Best Regards

Larry Van Horn
Managing Editor
Satellite Times magazine

At 03:01 PM 4/29/98 -0400, you wrote:
>I recently became interested in satellites and astrodynamics
>after learning about GPS. Could anybody recommend a good
>introductory book on orbital mechanics?
>I do not have a physics background; I'm a Computer Science major.
>Ultimately I would like to use the knowledge in these books to write
>a program to predict satellite positions as an exercise to practicing
>a new language I am learning, Ada.
>I've heard of something called the SPG4 algorithm. My impression
>is that SPG4 is more accurate then other methods. Is this true?
>Do introductory texts discuss this algorithm, or would I have to
>go to other sources for that? Is that algorithm difficult to 
>implement if you don't have a doctorate in astrodynamics?
>Brian Mancuso
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