Deep Sky Object in Spring
NGC2903 (Galaxy in Leo)
|Date & Time: ||Jan 24 2009, from 23:17 to 23:48 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: ||Nikon D50 (Remodeled)
|Location: ||Ooizumi, Hokuto city, Yamanashi pref.
|Camera Settings: ||Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3008×2000)|
NGC2903 is a typical spiral galaxy only 1.5-degree south of lambda Leonis, a tip star of the Lion's sickle,
so it's easy to find that by using the star as a pilot.
This galaxy has visual magnitude 9.7, which is brighter than any other Messier's objects in the constellation.
|NGC2903 / Galaxy, type SAB(rs)bc I-II|
|R.A.||09h 32m 9.7s (2000.0)|
|Dec.||+21° 30' 02" (2000.0)|
|Distance||20.5 million light yrs.|
|Group of Galaxies|| -|
|Other IDs||UGC5079, MCG4-23-9, |
You can appreciate an elongated multiple-armed spiral with small telescopes.
NGC2903 is about 20 million light years away.