Comet Hartlay 2 on Sep 4, 2010


Date & Time: Sep 4 2010, from 22:40 to 22:52 JST(+0900)
Composed 4 shots with 4 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with a conversion lens (f=1760mm, F7.1)
with BaaderPlanetarium Moon & Skyglow filter
Auto-guided with Meade LX200 Equatorial & Pictor 201XT
Digital Camera: Nikon D700
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(2784×1848)
Device Size...DX format (24×16mm)
CCD Sensitivity...ISO6400


The comet Hartlay 2 of my first observation has been positioned between Lacerta and Andromeda with an indistinct 10th magnitude coma and a dimmed tail in southern direction. The comet will move in Autumnal skies and getting brighter gradually from now on.


Hartlay 2 on Sep 10, 2010
Tempel 2 on Sep 18, 2010

Copyright(c) 2010 by Naoyuki Kurita, All rights reserved.
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