Comet 2009K5 McNaught on May 15, 2010

Date & Time: May 15 2010, from 25:37 to 25:41 JST(+0900)
Composed 2 shots with 3 minutes exposed
Optical: VIXEN 20cm(7.9") VISAC with a conversion lens (f=1278mm, F6.4)
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Nikon D700
Location: Kitaibaraki city, Ibaraki pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(2784 x 1848)
Device Size...DX format (24 x 16mm)
CCD Sensitivity...ISO6400

The comet 2009K5 McNaught in that day has been positioned in area of Cepheus with a declination of 82 degrees, now moving its celescial path of the most northern part. It was bad sky condition with thin clouds covered, I could not capture the detailed structure of comet. But it had a coma brightness of about 8th magnitude, almost same with it observed a week ago.

2009K5 McNaught on May 21, 2010

2009K5 McNaught on May 8, 2010

Copyright(c) 2010 by Naoyuki Kurita, All rights reserved.
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