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RE: AO-40: Plans for April-June 2001



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.
> > To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
> 
----
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