[amsat-bb] Re: AO-7

[Roger Kolakowski]

AO-7 actually has 2 more modes, C & D...C is "low power" B ahd D is 430
"Beacon only"...

In defference to the "missing" Emily...I found the following post in the
archives:

>Emily Clarke wrote:
> >
> >>I had run some numbers this past weekend and it predicted that AO-7
> >>would go out of eclipse, and sure enough it did.  On Jan 11 at
> >>09:38 F6BYJ reported that AO-7 was in Mode A, and since that time
> >>no Mode B contacts have been made.
> >>
> >>The original theory was that AO-7 progresses from Mode B to Mode C,
> >>then to Mode A when power drops. However generally this would only
> >>last for one orbit since it would resent when it entered eclipse.
> >>
> >>Now that the orbit has precessed (in relationship with the grey
> >>line) to the point it won't go into eclipse, it doesn't appear it
> >>will be reset by lack of sunlight.  This condition will persist
> >>until approximately the 10th of March 2006.
> >>
> >>It will be very interesting to see if AO-7's mode changes during
> >>this time.  If you find AO-7 in Modes B or C, please be sure to log
> >>your contacts in the AO-7 log at:
> >>http://www.emilyshouse.com/experthams/ao7/index.html

Roger
WA1KAT


----- Original Message -----
From: <dobarrows at aol.com>
To: <amsat-bb at amsat.org>
Sent: Saturday, February 28, 2009 8:18 PM
Subject: [amsat-bb] Re: AO-7


> As W7LRD observed, AO-7 did not go to mode B as expected earlier today.
> As of 0100 March 1, it was still in mode A (with signals in the 10m
> downlink weak) and the 70cm beacon is on at 435.100 with a good signal.
>
> W8IJ Dave Barrows
>
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