Comet Machholz on Feb 11, 2005

Date & Time: Feb 11 2005, from 19:07 to 19:21 JST(+0900)
Composed 8 shots with 90 seconds exposed
Optical: TAMURON SP f=300mmF2.8, Aperture: F4.0
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Fujifilm FinePix S2 Pro
Location: Ooizumi, Hokuto city, Yamanashi pref.

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

The comet Machholz in that day has positioned in northern Cassiopeia, the declination of +72 degrees, can be observed a coma with a brightness of 5th magnitude. The ion tail has become fairly dimmer than last week, it looks getting passive its activity.

Machholz on Feb 26, 2005

Machholz on Feb 5, 2005

Copyright(c) 2005 by Naoyuki Kurita, All rights reserved.
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