Deep Sky Object in Spring
NGC4005 Group (Galaxy Group in Leo)

Date & Time: Feb 11 2007, from 27:01 to 27:28 JST(+0900)
Composed 4 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, Hokuto city, Yamanashi pref.

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

NGC4005 Group
R.A.11h 58m 10.1s (2000.0)
Dec.+25°07' 19" (2000.0)
Apparent Sizeabout 30'
Red Shift0.0153
Magnitudeabout 14
Distance210 million light yrs.
Supergalactic clusterComa Supergalactic cluster
This image has been captured a small scaled galactic group just on the border between Leo and Coma Berenices, the border line passes the center of this picture in north south direction. The group is one of members of a large scaled galactic cluster of "The Come Supercluster" with famous Coma Cluster (Abell 1656). NGC4005 group has about ten galaxies with brightness of 13th or 14th magnitude floating in span of about 30 arc minutes.
Numbers with 4 digits represent NGC #


NGC4036, NGC4041

Copyright(c) 2007 by Naoyuki Kurita, All rights reserved.
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