Abell 779 (Galaxy Cluster in Lynx)
|Deep Sky Object in Spring
|Date & Time: ||Feb 11 2007, from 26:13 to 26:45 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: ||Fujifilm FinePix S2 Pro
|Location: ||Ooizumi, Hokuto city, Yamanashi pref.
|Camera Settings: ||Recording Format...12bit CCD-RAW, converted to 16bit TIFF(3024×2016)|
|CCD Sensitivity...ISO1600, White Balance...Auto|
In southeast edge of Lynx, there is a small scaled galaxy cluster of Abell 779 about 40 arc minutes south from alpha Lyn.
The cluster has about 30 member galaxies around the central elliptic galaxy of NGC2832 with a span of 50 arc minutes.
It's estimated that the cluster is lying about 300 millions light years away from us.
|Abell779 / Galaxy Cluster, type 0 1 I-II:|
|R.A.||09h 19m 48.0s (2000.0)|
|Dec.||+33°46' 00" (2000.0)|
|Apparent Size||about 50'|
|# of Galaxies||32|
|Distance||300 million light yrs.|
|Supergalactic cluster|| -|
Numbers with 4 digits represent NGC #