Re: One more iteration

Rainer Kracht (r.kracht@elmshorn.netsurf.de)
Mon, 1 Sep 1997 21:39:12 +2 

> Date:          Mon, 1 Sep 1997 07:05:31 +0200
> To:            SeeSat-L@cds.plasma.mpe-garching.mpg.de
> From:          b_gimle@algonet.se (Bjoern Gimle)
> Subject:       Re: One more iteration

> 
> But Pierre's elset comments raise another issue:
> 
> 96-72A     Pierre Neirinck's elset #110     mean dev 1.7'
> 
> It appears from this, and previous postings, that Pierre more or less
> computes an elset after each observation, using only a few days of
> earlier obs. This makes the elset fit to almost arcminute accuracy,
> but ndot (Bstar) is determined with low precision.
> 
No, Pierre uses as much observations as possible and determines
ndot with the highest possible precision. I should have added:

92-83A  orbit #306 from 11 observations Aug 13-27
95-66A orbit #76 from 10 observations Aug 14-26
96-72A orbit #110 from 9 observations Aug 22-27

 Rainer