Comet Boattini on early morning of Aug 10, 2008

Date & Time: Aug 9 2008, from 27:11 to 27:32 JST(+0900)
Composed 5shots with 5 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon with a conversion lens (f=742mm, F4.6)
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Nikon D50 (Remodeled)
Location: Koumi town, Nagano pref.

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

The comet Boattini being positioned southern part of Aries has a visual brightness of about 7th magnitude, almost same with that a week ago. In this day I could detect an indistinct tail stretched toward southwest.

Broughton on Nov 23, 2008

Boattini on early morning of Aug 3, 2008

Copyright(c) 2008 by Naoyuki Kurita, All rights reserved.
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