Re: TLE based on Az-El data

From: Patrice Scattolin (
Date: Mon Aug 09 2004 - 21:42:31 EDT

  • Next message: Ted Molczan: "RE: TLE based on Az-El data"

    Daniel Deak wrote:
    > I have a question though. Is there a program that use this kind of 
    > data directly to calculate an orbit and generate TLE. To know if my 
    > efforts will be worth the time and money, I'm asking if analysts 
    > prefer to use AD-dec data instead of Az-El or if any format is OK for 
    > all analysts.
    I am bluffing here but I would hazard that it doesn't really matter 
    since you can pull AD-dec from Az-El. I can't find my Meeus right now 
    but he must give the equations to convert from one system to the next.
    Patrice Scattolin
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