Deep Sky Object in Spring
Abell 1367 (Galaxy Cluster in Leo)

Date & Time: Jan 24 2004, from 25:05 to 25:23 JST(+0900)
Composed 3 shots with 8 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

Abell 1367 / Galaxy Cluster, type 2 1 II-III
R.A.11h 44m (Rough position)
Dec.+19° 50' (Rough position)
Apparent Sizeabout 60'
# of Galaxies117
Red Shift0.0215
Distance270 million light yrs.
Galactic superclusterCome Supercluster
Abell1367 is a galactic cluster positioned at Leo's tail, about 5.5 degrees north from beta Leo, Denebola. The cluster contains over 100 galaxies in span of 1 degree. A major galaxy in center has a number of NGC3842, a size of about 1 arc minutes and a brightness of 13.4th magnitude. The distance has been estimated about 270 millions light years from the Galaxy.
Numbers with 4 digits represent NGC #



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