Re: TLEs for ASTRA 1F

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On Wed, 19 Nov 1997, Bruno Tilgner wrote:

> Referring to several earlier messages on this subjects, I can now state
> without the shadow of a doubt that the TLEs dissiminated for the
> geostationary satellite ASTRA 1F are wrong. The longitude resulting from
> them is at least 6 degrees too far east.
> I am told but cannot verify it myself that the position resulting for
> another geosat, ITALSAT 2, is wrong by 3 degrees.
> 
> In conclusion, extreme caution is recommended as far as the TLEs for
> geosynchronous satellites in this part of the Clarke belt is concerned.

Hi Bruno.
I've seen many sync sats, but there are also many I have not seen when I 
looked for them.  I thought it was because they were too faint.  Now you 
indicate the elements may be wrong.

What prediction program are you using?


Jay Respler
--
              JRespler@InJersey.com  
        www.injersey.com/Media/SkyNotes/
    Satellite Tracker * Early Typewriter Collector
               Freehold, New Jersey

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