Comet Holmes on Jan 26, 2008


Date & Time: Jan 26 2008, from 19:51 to 20:18 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=70mm telephoto (Comet Holmes & California Nebula)

Date & Time: Jan 26 2008, from 20:32 to 20:58 JST(+0900)
Composed 6 shots with 5 minutes exposed
Optical: AF zoom-Nikkor f=24-85mm (f=70mm, Aperture: F4.0)
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Nikon D70 (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording format...12bit CCD-RAW, converted to 16bit TIFF(3008×2000)
CCD Sensitivity...ISO800


The comet Holmes in that day has been positioned just east of Algol, beta Persei. The comet has a visual diameter of about 75 arc minutes measured from the image. I can detect the comet with a binocular, cannot be seen with naked eyes.


Holmes on Feb 1, 2008
Holmes on Jan 13, 2008

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