Comet Machholtz on Dec 10, 2004


Date & Time: Dec 10 2004, from 24:14 to 24:51 JST(+0900)
Composed 10 shots with 90 seconds exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
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(3024×2016)
CCD Sensitivity...ISO1600, White Balance...Auto



Date & Time: Dec 10 2004, from 25:24 to 25:33 JST(+0900)
Composed 4 shots with 90 seconds exposed
Optical: TAMRON SP f=300mmF2.8, Aperture: F3.3
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Fujifilm FinePix S2 Pro
Location: Ooizumi, Hokuto city, Yamanashi pref.

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


The comet Machholz in this day has a long ion tail in north direction with a length of over 3 degrees. And I can detect its coma with naked eyes easily with a brightness of brighter than 5th magnitude, a widen dust tail in west direction can be seen through a portable binocular.


Machholz on Dec 16, 2004
Machholz on Dec 8, 2004

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