2001Q4 NEAT on May 21, 2004


Date & Time: May 21 2004, from 20:24 to 20:35 JST(+0900)
Composed 6 shots with 90 seconds exposed
Optical: TAMRON SP f=300mmF2.8 with conversion lens (f=420mm, Aperture: F4.0)
Auto-guided with TAKAHASHI EM-200 Equatorial
Digital Camera: Fujifilm FinePix S2 Pro
Location: Ooizumi vil., Yamanashi pref.

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



Date & Time: May 21 2004, from 21:41 to 21:55 JST(+0900)
Composed 4 shots with 4 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Fujifilm FinePix S2 Pro
Location: Ooizumi vil., Yamanashi pref.

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


The comet NEAT in that day has positioned between Cancer and Lynx. The coma has a brightness of about 4th magnitude, and a wide dust tail is stretching to southeast. The ion tail has been slight dimmed compared with last week.


2001Q4 NEAT on Jun 5, 2004
2001Q4 NEAT on May 14, 2004

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