Comet Holmes on Feb 1, 2008


Date & Time: Feb 1 2008, from 21:56 to 22:23 JST(+0900)
Composed 6 shots with 5 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Fujifilm FinePix S2Pro
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording format...12bit CCD-RAW, converted to 16bit TIFF(3024×2016)
CCD Sensitivity...ISO1600, White Balance...Auto



f=80mm telephoto (Comet Holmes & California Nebula)

Date & Time: Feb 1 2008, from 22:37 to 22:53 JST(+0900)
Composed 4 shots with 5 minutes exposed
Optical: AF zoom-Nikkor ED f=80-200mmF2.8 (f=80mm, Aperture: F2.8)
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 Holmes has become dimmer than that captured on Jan 26. The coma brightness is about 4th or 5th magnitude, I could detect the central region throuogh a binocular. The comet Holmes will move eastward slowly from now on, and close to the california nebula.


Holmes on Feb 10, 2008
Holmes on Jan 26, 2008

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