Deep Sky Object in Spring
NGC3198 (Galaxy in Ursa Major)

Date & Time: Jan 27 2007, from 27:23 to 27:55 JST(+0900)
Composed 4shots 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: Nikon D70 (Remodeled)
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3008×2000)
CCD Sensitivity...ISO1250

NGC3198 / Galaxy, type SB(rs)c
R.A.10h 19m 54.9s (2000.0)
Dec.+45° 33' 09" (2000.0)
Apparent Size8.8×3.3'
Radial Velocity+667km/s
Group of Galaxies -
Other IDsUGC 5572, CGCG 240-30
MCG +8-19-20, PGC 30197
A medium sized spiral galaxy at the tip of a hind leg of Big Bear (Ursa Major) is NGC3198. The galaxy has an apparent figure of typical tilted view, and a long axis of a bit shorter than 9 arc minutes. You can detect only dimmed elongated light through scopes because the galaxy has a visual brightness of about 11th magnitude and dimmer arms.



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