Re: Fengyun 1C Debris - Norad 30051

From: B Gimle @ComHem (@ComHem)
Date: Mon Mar 16 2009 - 13:53:57 UTC


H-A has TLE from Feb.24 (epoch 09055.12110910), with that drag factor it
should have decayed within a few days. Space-Track has the SAME last elset,
with 'Decayed 2009-02-25' in the name line!


----- Original Message -----
From: "John Burns" <seesat@john.geek.nz>
To: <SeeSat-L@satobs.org>
Sent: Monday, March 16, 2009 2:18 PM
Subject: Fengyun 1C Debris - Norad 30051


> I'm having trouble modelling this piece in Code.
> It appears to be at an altitude of 4.4 million km at a speed of  400,000+
> km per second.
>
> Is this actually true?  www.n2y0.com confirms my figures, Heavens  above
> shows it as decayed while space track is still releasing TLE's  for it.
>
> I'm hoping this isn't a bug in the SGP algorithms.
>
> John
>
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