Comet Lulin on early morning of Feb 1, 2009


f=1600mm prime focus

Date & Time: Jan 31 2009, from 27:53 to 28:24 JST(+0900)
Composed 6 shots with 6 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with a conversion lens (f=1600mm, F6.3)
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Nikon D50 (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3008×2000)
CCD Sensitivity...ISO1600



f=530mm prime focus

Date & Time: Jan 31 2009, from 28:00 to 28:32 JST(+0900)
Composed 6 shots with 6 minutes exposed
Optical: TAKAHASHI 16cm(6.3") epsilon (f=530mm, F3.3)
with IDAS LPS-P1 Light-pollution suppression filter
Auto-guided with TAKAHASHI JP Equatorial
Digital Camera: Nikon D80 (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3872×2592)
CCD Sensitivity...ISO800


The comet Lulin in that day lying in Libra has a visual brightness of about 5th or 6th magnitude, has become a naked-eye comet. The comet has an anti-tail in east with a length of about 20 arc minutes, and a thin but fairly long dust tail in west direction over 1.2 degrees in length.


Lulin on early morning of Feb 7, 2009
Lulin on early morning of Jan 25, 2009

Copyright(c) 2009 by Naoyuki Kurita, All rights reserved.
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