Comet C/2012 S1 (ISON) Narrowfield IR - Aug 31, 2013
Taken from Coral Towers Observatory in the dawn sky with the comet low on the horizon.
41-cm RCOS, STL6K camera, IR > 700 nm filter. 4 x 45 sec exposures
Time: 2013.8.31.813 UT (mid-point)
Photometry: Mag 14.31 +/- 0.22 IR > 700 nm (R for ref)
Astrometry: RA 08 41 39.57 Dec +22 08 53.9
Coma approx 20 asec
Tail approx 75 asec
A = USNOA2 1050-05826539
Further details in image
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Widefield image from Sept 1: www.flickr.com/photos/43846774@N02/9649682737/
Narrowfield image from Sept 1 (Mag 14.8 L): www.flickr.com/photos/43846774@N02/9648080783/
Info about Comet ISON: en.wikipedia.org/wiki/C/2012_S1