Deep Sky Object in Winter
NGC1084 (Galaxy in Eridanus)
|Date & Time: ||Dec 23 2011, from 22:14 to 22:44 JST(+0900)
|Composed 6 shots with 6 minutes exposed|
|Optical: ||Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1790mm, F7.1)
|with BaaderPlanetarium Moon & Skyglow filter|
|Auto-guided with Meade LX200 Equatorial & Pictor 201XT
|Digital Camera: ||Nikon D700
|Location: ||Ooizumi, Hokuto city, Yamanashi pref.
|Camera Settings: ||Recording Format...14bit CCD-RAW, converted to 16bit TIFF(2784×1848)|
|Device Size...DX Format (24×16mm)|
Around the western edge of Eridanus, a tiny spiral of NGC1084 is lying near the border to Cetus.
You can use Mira as a guide star tracing toward SE about 8 degrees.
|NGC1084 / Galaxy, type SB:(rs)bc pec II?|
|R.A.||02h 45m 59.7s (2000.0)|
|Dec.||-07° 34' 42" (2000.0)|
|Distance||60 million light yrs.|
|Group of Galaxies||NGC1052 Group|
|Other IDs||MCG-1-8-7, IRAS02435-0747|
The galaxy has a long axis of 3 arc minutes and a brightness of 11th magnitude,
it's very minor one but this image shows you an unexpectedly good-proportioned face-on galaxy.
It seems like a shrunken M33 in Triangulum.