Deep Sky Object in Winter
Around NGC1622 (Galaxy in Eridanus)

Date & Time: Nov 26 2011, from 25:53 to 26:24 JST(+0900)
Composed 6 shots with 6 minutes exposed
Optical: Meade 25cm(10") Schmidt-Cassegrain with conversion lens (f=1790mm, F7.1)
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)
CCD Sensitivity...ISO3200

This image shows you three small galaxies positioned in northern Eridanus. Individual galaxies have numbers of NGC1618, NGC1622 and NGC1625 from west to east, respectively. A center one of NGC1622 has the largest size of 4 arc minutes in long axis and about 12th magnitude in brightness. All galaxies are a bit slant spirals, have elongated shapes. A bright star in lower side is 4th magnitude nu Eridani.
NGC1618 / Galaxy, type SB(rs:)bc:pec II:
R.A.04h 36m 05.9s (2000.0)
Dec.-03°09' 09" (2000.0)
Apparent Size2.8×0.9'
Radial VelocityN/A
Group of Galaxies -
Other IDsMCG -1-12-34, IRAS 4336-314
PGC 15611
NGC1622 / Galaxy, type (R':)SA:(rs)ab:
R.A.04h 36m 36.4s (2000.0)
Dec.-03°11' 20" (2000.0)
Apparent Size4.0×0.8'
Radial VelocityN/A
Group of Galaxies -
Other IDsMCG -1-12-36, PGC 15635
NGC1625 / Galaxy, type (R':)SA?(r:)bc: II-III:
R.A.04h 37m 06.2s (2000.0)
Dec.-03°18' 12" (2000.0)
Apparent Size2.7×0.7'
Radial Velocity+4700km/s
Group of Galaxies -
Other IDsMCG -1-12-38, IRAS 4346-324
PGC 15654



Copyright(c) 2012 by Naoyuki Kurita, All rights reserved.
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