Deep Sky Object in Spring
NGC4450 (Galaxy in Coma Berenices)

Date & Time: Mar 20 2007, from 24:21 to 24:54 JST(+0900)
Composed 4 shots with 10 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 S2Pro
Location: Ooizumi vil., Yamanashi pref.

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

NGC4450 / Galaxy, type SA(s)ab I-II
R.A.12h 28m 29.6s (2000.0)
Dec.+17° 05' 05" (2000.0)
Apparent Size5.2×3.8'
Radial Velocity+2048km/s
Distance52 million light yrs.
Group of GalaxiesVirgo Cluster
Other IDsUGC 7594, CGCG 99-62
MCG +3-32-48, IRAS 12259+1721
PGC 41024
In northern part of the Virgo Cluster, a spiral galaxy in the constellation of Coma Berenices is NGC4450. The galaxy is floating at about 1.5 degrees northeast of M100, has a size of about 5 arc minutes but dimmed one with a brightness of 13th magnitude. You can appreciate the galaxy like an elliptical vaguely.

Around NGC4442


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