Comet Tempel 2 on Aug 12, 2010

Date & Time: Aug 12 2010, from 24:38 to 24:53 JST(+0900)
Composed 3 shots with 6 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon with a conversion lens (f=768mm, F4.8)
Auto-guided with TAKAHASHI EM-200 Equatorial & Meade Pictor 201XT
Digital Camera: Nikon D50 (Remodeled)
Location: Hitachi-oota city, Ibaraki pref.

Camera Settings: Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3008 x 2000)
CCD Sensitivity...ISO1600

The comet Tempel 2 in that day has been positioned in western Cetus, about 4 degrees southeast of eta Ceti., with a coma brightness of 8th magnitude or so. The comet looks a bit activated than that in last month, we can recognize a fan like ion tail and an indistinct short dust tail.

Tempel 2 on Sep 10, 2010

Tempel 2 on Jul 17, 2010

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