Comet Wirtanen on Feb 10, 2008


Date & Time: Feb 10 2008, from 18:59 to 19:15 JST(+0900)
Composed 4shots with 5 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon with a conversion lens(f=742mm, F4.6)
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


The comet Wirtanen in that day has been positioned at eastern edge of Pisces, can be detcted 8th magnitude coma and a short tail in east direction. The comet has about maximum brightness, will be ocserved at lower evening skies for the time being from now on.


Wirtanen on Mar 1, 2008
Wirtanen on Jan 26, 2008

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