Op 29-3-2017 om 18:24 schreef William Keel via Seesat-l: > Some of us have been looking at amateur images of what may be an astronomical transient source, and we’d like to > rule out a satellite glint before getting too far along. It appears in a 30-second exposure, and the slightly defocussed > image allows maybe a couple of arcminutes of N-S motion. So for the hive mind - from > Lat: 53.5 degree N > Longitude: 2.24 degrees W > Time: 5/29/16 22:10 GMT > was there a plausible satellite pass within a couple of degrees of Mizar? (More precisely, > RA 13 32 07.4 > dec +54 11 42 > equinox 2000 ) > > This appears in only one of a series of 6 exposures, and would have to be either a high flier or very fast flash > not to show more motion. > > Thanks, > > Bill Keel Hi Bill, At 22:10 (do you also have the seconds with that? ), objects near that position were: NAVSTAR 66 (USA 232) RA 14 01 42 dec +55 35 23 moving at about 38' degrees per minute Molniya 1-86 RA 13 44 16 dec +58 15 52 moving at about 1.5 degrees per minute Kosmos 2442 (GLONASS) RA 14 39 18 dec +53 28 42 moving at about 40' per minute With more positional uncertainty, as the elements used were over two weeks old, there is also the calssified (hence only amateur orbits available) object: USA 259 RA 14 13 49 dec +60 19 12 <--- with uncertainty. moving at about 3.9' per minute. - Marco ----- Dr Marco Langbroek - SatTrackCam Leiden, the Netherlands. e-mail: sattrackcam_at_langbroek.org Cospar 4353 (Leiden): 52.15412 N, 4.49081 E (WGS84), +0 m ASL Cospar 4355 (Cronesteyn): 52.13878 N, 4.49937 E (WGS84), -2 m ASL Station (b)log: http://sattrackcam.blogspot.com Twitter: _at_Marco_Langbroek ----- _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-lReceived on Wed Mar 29 2017 - 13:40:59 UTC
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