Deep Sky Object in Spring
Abell 569 (Galaxy Cluster in Lynx)


Date & Time: Jan 3 2020, from 24:11 to 25:18 JST(+0900)
Composed 12 shots with 6 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 & Lacerta M-GEN
Digital Camera: Nikon D810A
Location: Ooizumi, Hokuto city, Yamanashi pref.

Camera Settings: Recording Format...14bit CCD-RAW, converted to 16bit TIFF(4080×4080)
Device Size...20×20mm
Sensitivity...ISO4000, White Balance...Daylight


Abell 569 / Galaxy cluster, type 0 1 II:
R.A.07h 09m 12.0s (2000.0)
Dec.+48°37' 00" (2000.0)
Apparent Size25.8'
# of Galaxies36
Red Shift0.0194
Magnitude13.8
Distance270 million light yrs.
Supergalactic clusterPerseus supercluster
In west part of Lynx, Abell 569 is located at 3 degrees WSW of 21 Lyn. More than 30 member galaxies is scattered in span of about 26 arc minutes. A central lenticular galaxy NGC2329 with size of 1.4 arc minutes and 12th magnitude brightness is the brightest one; any other members have neither IDs of NGC nor IC. The cluster is floating at 270 million light years away, belonging to the Perseus super galaxy cluster.



Mayall's Object(Arp 148)
Abell 634 & NGC2549

Copyright(c) 2020 by Naoyuki Kurita, All rights reserved.
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