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Re: AOS-AO40 Ernandes set five
- Subject: Re: [amsat-bb] AOS-AO40 Ernandes set five
- From: K5OE@xxxxxxx
- Date: Sun, 10 Dec 2000 12:46:47 EST
Ken, Cliff, et al.:
Using set 5 and setting two computers to exactly the WWV
"dong," I listened for the mode S beacon's AOS. Unfortunately, I have to
report I heard the beacon 12 seconds early per WinOrbit and 8 seconds early
per Uni-Trac. Can't you tighten up these keps ??? :-))))
Seriously, Ken, thanks for the periodic updates and all the hard work.
73,
Jerry, K5OE
> I am maintaining independent sequence numbers for the AMSAT OSCAR 40
> Keplerian elements I compute. These are posted on the AMSAT-NA site as
well
> as on the AMSAT BB mailing list. These should not be correlated with
> NORAD/Space Command element set numbers.
>
> Once AO-40 performs its first maneuver in the next few days, its orbit will
> be significantly different from everything else associated with the Ariane
> 135 launch. Thus Space Command will no longer have difficulty
> sidtinguishing it from the other spacecraft.
>
> 73, Ken N2WWD
>
>
>
> ----- Original Message -----
> From: Clifford Buttschardt <cbuttsch@slonet.org>
> To: G Payton <n5gpc@earthlink.net>
> Cc: <amsat-bb@AMSAT.Org>
> Sent: Saturday, December 09, 2000 1:29 PM
> Subject: Re: [amsat-bb] AOS-AO40 Ernandes set five
>
>
> > Confirming mode S on at (9dec) 17:34:02 MA 15, off at 18:12:59 ma 30
> > For N5GPC and others needing set five:
> >
> > AO40 set 5
> > obj # #26609
> > epoc 00 343.500000
> > incl 6.3783
> > raan 240.2081
> > exec 0.734748
> > arp 190.5533
> > ma 201.9831
> > mm 2.03015472
> > decay 1 e-08
> > orbit 45
> >
> > Yes there is confusion as to what set number goes with what source. Ken
> > Ernandes is a devoted AMSAT member and has consistently been "spot on!".
> > He calls this set five so I'll simply pass this on with that number.
This
> > set is the only one in which the Mean Anomaly appears accurate as noted
by
> > the S band beacon on and off times. Cliff K7RR
> >
> >
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