Deep Sky Object in Winter
NGC1232 (Galaxy in Eridanus)
|Date & Time: ||Dec 5 2015, from 22:44 to 23:36 JST(+0900)
|Composed 6 shots with 10 minutes exposed|
|Optical: ||Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1600mm, F6.3)
|with BaaderPlanetarium Moon&Skyglow filter|
|Auto-guided with Meade LX200 Equatorial & Pictor 201XT
|Digital Camera: ||Canon EOS D600 (Remodeled)
|Location: ||Ooizumi, Hokuto city, Yamanashi pref.
|Camera Settings: ||Recording Format...14bit CCD-RAW, converted to 16bit TIFF(5184×3456)|
In central part of Eridanus, it's a face-on spiral about 2.5 degrees northwest of tau-4 Eri.
The galaxy has an apparent size of 7 arc minutes, you can detect only dimmed light somehow, but this picture can show you well-developed arms coiled-up clearly.
One of members of Eridanus cluster about 65 millions light years away.
|NGC1232 / Galaxy, type SAB(rs)c I or I-II|
|R.A.||03h 09m 45.3s (2000.0)|
|Dec.||-20° 34' 52" (2000.0)|
|Distance||65 million light yrs.|
|Group of Galaxies||Eridanus Cluster|
|Other IDs||MCG-2-9-42, PGC12916|