[amsat-bb] Re: RAFT is coming down! Grab telemetry
Geoff Clark
geoff.clark at clear.net.nz
Tue May 29 17:44:32 PDT 2007
Hi Bob,
I'm at work but my antenna is beaming at the average max
elevation points of all today's passes (basically South) and
should be sending in the TLM via ZL2BAU. David, ZL3AI may
also be monitoring/gating.
73
Geoff ZL3GA
Christchurch, New Zealand
RE66ho
> > -----Original Message-----
> > From: amsat-bb-bounces at amsat.org
> > [mailto:amsat-bb-bounces at amsat.org]On Behalf Of Robert
> > Bruninga Sent: Tuesday, May 29, 2007 7:03 PM
> > To: amsat-bb at amsat.org
> > Subject: [amsat-bb] Re: RAFT is coming down! Grab
> telemetry >
> >
> > RAFT is de-orbiting within the next 12 hours or so.
> >
> > It will arrive much earlier than any prediction based on
> > Keplarian Elements because they are always too old.
> > Best bet is to start 20 minutes early and point your
> > beam towards AOS and where it will get about 10 deg
> > above the horizon and wait. Then manually follow the
> short 3 minutes along the track... >
> > - Who will get the last telemetry?
> > - How hot will it get before telemetry dies?
> >
> > We need worldwide operators collecting telemetry packets
> > if they want to capture the last packet.
> >
> > See the live temperature plot on the RAFT-RE_ENTRY WEB
> > PAGE...
> http://www.ew.usna.edu/~bruninga/craft/save-raft.html >
> > We particularly need data from the southern hemisphere
> > where the passes are in the sun and will show the
> highest temps... >
> > Tune in 145.825 1200 baud AX.25 packet. And even with a
> > small antenna, on the two overhead passes per day, you
> > should get at least one telemetry packet. They are
> > every 10 seconds.. Each one begins with a unique serial
> > T#nnn and so we can merge different captures from
> different folks. >
> > Bob, WB4APR
> >
> > _______________________________________________
> > Sent via AMSAT-BB at amsat.org. Opinions expressed are
> > those of the author. Not an AMSAT-NA member? Join now to
> > support the amateur satellite program! Subscription
> settings: http://amsat.org/mailman/listinfo/amsat-bb
>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. Opinions expressed are those
> of the author. Not an AMSAT-NA member? Join now to support
> the amateur satellite program! Subscription settings:
> http://amsat.org/mailman/listinfo/amsat-bb
More information about the AMSAT-BB
mailing list