Deep Sky Object in Spring
NGC2340 Group (Galaxy Group in Lynx)


Date & Time: Nov 21 2020, from 24:10 to 25:16 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


NGC2340 / Galaxy, type E
R.A.07h 11m 10.7s (2000.0)
Dec.+50°10' 27" (2000.0)
Apparent Size2.4×1.3'
Radial Velocity+5949km/s
Magnitude11.6
Distance81.7 million light yrs.
Group of GalaxiesNGC2340 Group
Other IDsUGC 3720, CGCG 234-91
MCG +8-13-96, PGC 20338
This picture captured a small-scaled galaxy group lying at about 2.7 degrees northwest of 21 Lyn in the central region of the constellation. NGC2340 is an elliptic galaxy with a long axis of 2.4 arc minutes and a brightness of 11.6th magnitude. The galaxy has formed the NGC2340 group with member galaxies of NGC2332, IC465 and so on in the upper half of the picture. The distance from us has been estimated as about 80 million light years.
Numbers with 4 digits represent NGC #



NGC2336, IC467
NGC2366

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