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Re: UO-36



It is very sunny over California during the early afternoon pass so I am
wondering why UO-36 is not active then?



> Hmm, not easily.  It is whever the elevation of the sun, when seen by the
> satellite, is above 40 degrees.  This will be roughly a 20 minute period
> centered over 20 degrees north on ascending nodes.
>
> It doesn't affect the antenna pattern too much if that's what you're
> thinking.
>
> Chris
>
> -----Original Message-----
> From: PAT McGRATH [mailto:patricio@cyberg8t.com]
> Sent: 23 June 2000 17:05
> To: Chris Jackson; amsat-bb@AMSAT.Org
> Subject: Re: [amsat-bb] UO-36
>
>
> Chris can you advise what parts of the orbit the satellite is pointed at
the
> sun?
>
>
>
> > We are about to go through maximum eclipse time, and therefore minimum
> > power.  I have implemented an algorithm to point the satellite at the
sun
> > during parts of the orbit that it would otherwise not get any power and
> this
> > is helping a certain amount.  However, if the swatellite is in eclipse,
> then
> > it is possible (probable) that there may not be enough power at the
moment
> > to operate the transponder.
> >
> > The lowest power point is around midnight on Sunday.
> >
> > Cheers
> > Chris G7UPN
> >
>
>

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