Comet 2007F1 LONEOS on Oct 20, 2007

Date & Time: Oct 20 2007, from 17:50 to 17:51 JST(+0900)
Composed 4shots with 4seconds exposed
Optical: TAMRON SP f=300mmF2.8, Aperture: F5.6
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Nikon D80 (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3872~2592)
CCD Sensitivity...ISO800

The comet LONEOS in that day has been positioned just southwest of Arcturus in Bootes with its brightness of about 6th magnitude. This image has captured in evening twilight, we cannot detect the distribution of coma.
This picture has been trimmed equivalent to focal length of 600mm.

Holmes on Oct 27, 2007

2006VZ13 LINEAR on Jul 15, 2007

Copyright(c) 2007 by Naoyuki Kurita, All rights reserved.
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