Deep Sky Object in Spring
NGC3310 (Galaxy in Ursa Major)

Date & Time: Jan 7 2005, from 26:52 to 27:20 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

NGC3310 / Galaxy, type SAB(r)bc II
R.A.10h 38m 46.1s (2000.0)
Dec.+53° 30' 08" (2000.0)
Apparent Size3.1×2.4'
Radial VelocityN/A
Distance60 million light yrs.
Group of Galaxies-
Other IDsUGC5786, MCG9-18-8
CGCG267-4, PGC31650
NGC3310 is a spiral galaxy positioned about 4.3 degrees SW of beta UMa. The galaxy is a face-on and has a size of 3 arc minutes, and the galaxy has a very dimmed asymmetrical arms wound up. It's one of characteristics that the galaxy has large gap of brightness between its nucleus and arms, our eyes aided with larger scopes can detect only the nucleus.



Copyright(c) 2005 by Naoyuki Kurita, All rights reserved.
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