Comet Machholtz on Dec 8, 2004

Date & Time: Dec 8 2004, from 21:56 to 22:16 JST(+0900)
Composed 10 shots with 90 seconds exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Fujifilm FinePix S2 Pro
Location: Narusawa vil., Yamanashi pref.

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

It was poor transparency in that day, I couldn't capture the ion tail of comet Machholz clearly. The comet has a coma brightness of about 5th magnitude, I can detect it with naked eyes somehow.

Machholz on Dec 10, 2004

Machholz on Dec 6, 2004

Copyright(c) 2004 by Naoyuki Kurita, All rights reserved.
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