Comet Schwassmann-Wachmann 3 on Mar 3, 2006


Date & Time: (Component C)Mar 3 2006, from 25:46 to 26:23 JST(+0900), 12min.×4shots
(Component B)Mar 3 2006, from 26:38 to 27:02 JST(+0900), 12min.×3shots
Optical: TAKAHASHI 12.5cm(4.9") fluorite refractor (f=1000mm, F8.0)
Auto-guided with VIXEN ATLUX Equatorial & Meade Pictor 201XT
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...ISO1250


Comet Schwassmann-Wachmann 3 in that day has positioned about 7 degrees southwest from Arcturus. The component C has brightened up to about 11th magnitude, easily visible with telescope aided eyes, and has a clear dust tail with its length of 10 arc minutes. And the component B has a coma about 14th magnitude in brightness and a short tail.
These two comas has been lying about 1.2 degrees in interval.


Schwassmann-Wachmann 3 on Mar 31, 2006
Schwassmann-Wachmann 3 on Feb 4, 2006

Copyright(c) 2006 by Naoyuki Kurita, All rights reserved.
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