Deep Sky Object in Spring
NGC2685 (Glaxy in Ursa Major)


Date & Time: Jan 23 2004, from 26:36 to 26:55 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




NGC2685 / Galaxy, type SB0+ pec
R.A.08h 55m 35.1s (2000.0)
Dec.+58° 44' 02" (2000.0)
Apparent Size4.5×2.4'
Radial VelocityN/A
Magnitude11.9
DistanceN/A
Group of GalaxiesN/A
Other IDsUGC4666, MCG10-13-39
CGCG288-12, PGC25065
In western region of Ursa Major, a small galaxy lying in just the mouth of Big Bear is NGC2685. The galaxy has a long axis of 5 arc minutes and a visual brightness of 11th magnitude, showing us as an edge-on galaxy facing its side. Large telescopes have captured several gaseous rings surrounding its bulge, given nicknames of "Helix Galaxy" or "Polar Ring Galaxy".




NGC2541

NGC2742, NGC2768


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