Marco Langbroek wrote: > I have an unidentified geostationary satellite on one of my > images of this evening. > > It is about 0.5 degrees west of the duo Turksat 2A (01-002A) > and Turksat 3A (08-030B) and about the same brightness. > > Can't find a match to any known object, public or classified. > > Positions for all 3 objects (from 2 images 20 seconds apart): > > UNID > 99999 10 342A 4353 G 20101208210402300 17 75 0513341-072580 56 > 99999 10 342A 4353 G 20101208210422300 17 75 0513542-072590 56 The object correlates with DSCS 3-11 (00001A / 26052), last observed by Scott Campbell, 179 days earlier, at 134 W. Some possible orbits: Drifting east ~1 deg/d 1 70001U 10342.87502986 .00000000 00000-0 00000-0 0 06 2 70001 1.9984 74.7062 0011446 44.8970 314.5421 1.00550475 02 Stationary 1 70002U 10342.87500051 .00000000 00000-0 00000-0 0 08 2 70002 1.9984 74.7062 0011446 44.8970 314.5404 1.00270000 07 Drifting west ~1 deg/d 1 70003U 10342.87496968 .00000000 00000-0 00000-0 0 00 2 70003 1.9984 74.7062 0011446 44.8970 314.5384 0.99980113 05 The drifting orbits are based on the improbable assumption that it began to drift immediately after Scott's last observation, so they should be considered rough. Ted Molczan _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-l
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