A colleague of mine thinks it might have been a rocket plume from the Iridium 95 satellite #27375U. His software shows it at EXACTLY the position of the "nebula" in my photo at that time. Possible? ~ Dave ~ On Aug 2, 2010, at 10:03 PM, David Oesper wrote: > I was at Sierra la Rana last night SE of Alpine, TX (30 21 15.8 N, 103 33 55.5 W, 5165 ft.) > photographing the Milky Way with a digital SLR on a camera tracker, and started a > 5-minute exposure of the Scorpius region around 10:47 p.m. CDT (2010-08-02 0347 UT). > The photograph shows a circular reddish cloud located in Norma at about > 15h 43m -48d 46' (2000) that was not visible to the unaided eye. There is no nebula at this > location, nor does this appear to be a "ghost" image in the optics, so I suspect this is a > rocket plume from some rocket firing in Earth orbit. > > Here's the full-resolution image for your review. > > http://skythisweek.info/SLR201008020347_1543-4846.jpg > > You will find the "nebula" in the lower right portion of the image. > > Are any of you aware of a rocket firing on orbit a few minutes before 2010-08-02 0347 UT? > > Thanks much, > > David Oesper > Alpine, TX USA _______________________________________________ Seesat-l mailing list http://mailman.satobs.org/mailman/listinfo/seesat-l
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