RE: Zi Yuan, or not Zi Yuan, that is the question...

From: Ted Molczan (
Date: Thu Oct 30 2008 - 20:19:06 UTC

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    Greg Williams wrote: 
    > The other night ...
    I believe you meant 2008 Oct 28 EDT (Oct 29 UTC).
    > I was observing Cosmos 1697 traveling south through 
    > binoculars when another object passed within the field of 
    > view going north.
    I believe you meant Cosmos 1697 rocket (85097B / 16182).
    > Cosmos 1697 [rocket] was at closest approach at 20:23:03 [Oct 29, 00:23:03
    UTC] and this is about
    > when I saw the other satellite travelling north.
    NOAA 8 (83022A / 13923) appears to be a good match; this was its path:
    This was 85097B's path:
    In recent years, 83022A has generally been observed to rotate, with a period of
    variation of about 5 s to 25 s.
    Ted Molczan
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