RE: [amsat-bb] AO-40: Plans for April-June 2001

[Tony Langdon <tlangdon@xxxxxxxxxxxxxxxxxx>]

Quite likely, the exact amount of drag would have had to have been taken
into account, that's for sure.

Tony Langdon. 
Systems Development and Support. 
ATC Training Australasia.  Level 2 321 Exhibition St Melbourne  3000. 
Phone:  1300 13 1983     WWW:  http://www.atctraining.com.au 



> -----Original Message-----
> From: Jens Schmidt [mailto:j.schmidt@paradise.net.nz]
> Sent: Thursday, 5 April 2001 1:06
> To: Tony Langdon
> Cc: 'Paul Williamson'; Margaret Leber; amsat-bb@AMSAT.Org
> Subject: Re: [amsat-bb] AO-40: Plans for April-June 2001
> 
> 
> Hi Tony,
> I seem to remember that extra atmospheric drag, due to increased
> solar activity, was used to help in the de-orbiting of MIR.
> 73 Jens    ZL2TJT
> 
> Tony Langdon wrote:
> 
> > > I would be a lot happier if we could understand the cause of
> > > this effect before relying on it to carry us through to the
> > > preferred attitude.
> >
> > My guess is it's drag related, and the effect is higher 
> than expected due to
> > high levels of solar activity, but that's just a guess.  If 
> it's drag, then
> > it's likely that there will be difficulties achieving the 
> desired attitude
> > the "long way" round too.
> > ----
> > Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
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> 
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