Re: ST OBS July 31 & Aug 1, 2012 w/ unid

From: Scott Tilley (sthed475@telus.net)
Date: Fri Aug 03 2012 - 02:11:36 UTC

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    Hi Ed
    
    Nice thinking Ed!  I'll try and get another obs of this tonight as the 
    sky has cleared.  I would imagine with the SAR LUPEs that my circular 
    approximation may be good enough to pick this up again. Thoughts?
    
    Regards,
    Scott
    
    
    On 8/2/2012 4:32 PM, Ed Cannon wrote:
    > Scott Tilley wrote:
    >
    > "UNID:
    > 99111 99 999U   8049 G 20120801052444560 17 25 1643914+463727 37 S
    > 99111 99 999U   8049 G 20120801052447640 17 25 1643070+435714 37 S
    > 99111 99 999U   8049 G 20120801052450160 17 25 1642438+414649 37 S
    > 99111 99 999U   8049 G 20120801052452039 17 25 1642012+401184 37 S
    > 99111 99 999U   8049 G 20120801052454079 17 25 1641751+382733 37 S
    >
    > 1 99111U 99111U   12214.22560230 0.00001269  00000-0  50000-4 0 00
    > 2 99111  98.2630  76.8034 0005068 191.6120 299.0049 15.25623028 04
    >
    > "Based on a quick look for s/c in near circular orbits with their apogee
    > and perigee between 500km and 450km respectively this appears to be SAR
    > LUPE 1 running 6.5 minutes late based on the classified elset with epoch
    > 12206.08967909."
    >
    > This is just to offer that I had an on-time observation
    > of SAR-Lupe 1 Monday evening (31 July local/1 Aug UTC).
    > However, SAR-Lupe 4 (32750, 08-14A) has not been seen
    > from here in a while, and that same evening its nominal
    > prediction was 14 minutes earlier than SAR-Lupe 1, with
    > 208 seconds uncertainty per Quicksat.  Its elements were
    > 70 days old that evening.
    >
    > Ed Cannon - Austin, Texas, USA
    >
    >
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