Updated elements

From: Ted Molczan (ssl3molcz@rogers.com)
Date: Fri Jul 17 2009 - 18:23:45 UTC

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    Derek Breit, Scott Campbell, Alberto Rango, Greg Roberts and Peter Wakelin,
    contributed observations used to determine one or more of the following element
    sets.
    
    USA 186                                                 258 X 1010 km
    1 28888U 05042A   09197.84956903  .00008407  00000-0  78720-4 0    05
    2 28888  97.8831 260.2436 0536610  66.4881 299.1766 14.77521543    08
    Arc 20090715.64-0716.86 WRMS resid 0.025 totl 0.011 xtrk
    
    DSP F23                                              35742 X 35768 km
    1 32287U 07054A   09197.70695655  .00000000  00000-0  00000-0 0    00
    2 32287   2.4225 263.6396 0003064  13.6913 346.7304  1.00388303    03
    Arc 20090401.76-0716.9 WRMS resid 0.008 totl 0.006 xtrk
    
    DSP 23 passed 74.8 E, on Jul 16 UTC, drifting east 0.411 deg/d.
    
    USA 202                                              35718 X 35858 km
    1 33490U 09001A   09197.01255955  .00000000  00000-0  00000-0 0    00
    2 33490   2.8391 342.2367 0016601  90.4155 270.0525  1.00270000    00
    Arc 20090716.7-0716.71 WRMS resid 0.002 totl 0.000 xtrk
    
    USA 202 appears to have manoeuvred a bit since it was last observed, on Jul 05
    UTC. I could fit a more eccentric, but reasonable orbit, that includes the Jul
    05 observations, but for now will assume that the manoeuvre was subsequent to
    Jul 05, and mostly affected the mean motion. Longitude is near 44.2 E.
    
    05683A                                                 338 X 31587 km
    1 90040U 05683A   09197.65659884  .00000081  00000-0  77381-4 0    04
    2 90040  27.7862 288.8840 6993613  83.2470 345.2982  2.60056856    07
    Arc 20090519.83-0716.86 WRMS resid 0.005 totl 0.004 xtrk
    
    Ted Molczan
    
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    This archive was generated by hypermail 2b29 : Fri Jul 17 2009 - 18:25:08 UTC