Comet 2007Q3 Siding Spring on early morning of Jan 17, 2010

Date & Time: Jan 16 2010, from 26:27 to 26:08 JST(+0900)
Composed 6 shots with 8 minutes exposed
Optical: Meade 25cm(10") Schmidt Cassegrain with a conversion lens (f=1760mm, F7.1)
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

This image shows you the comet Siding Spring positioned in western Bootes. The comet has a coma with its brightness of about 9th magnitude and a short dust tail in west direction with a length of about 12 arc minutes.

Siding Spring on early morning of Jan 23, 2010

Siding Spring on early morning of Jan 11, 2010

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