Comet Broughton on Nov 23, 2008

Date & Time: Nov 23 2008, from 27:44 to 28:08 JST(+0900)
Composed 4 shots with 8 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Nikon D50 (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

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

The comet Broughton in that day was lying in northern region of Lynx, can be observed a clear and a bit warped dust tail in west direction. The comet has a coma with its diameter of about 4 arc minutes and has an indistinct greenish blued ionized composition surrounding the coma.

Broughton on Nov 28, 2008

Boattini on early morning of Aug 10, 2009

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