Deep Sky Object in Spring
NGC4373, IC3290 (Galaxies in Centaurus)


Date & Time: Apr 26 2025, from 23:38 to 24:06 JST(+0900)
Composed 8 shots with 4 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


NGC4373 / Galaxy, type SAB(rs)0-:
R.A.12h 25m 17.1s (2000.0)
Dec.-39°45' 34" (2000.0)
Apparent Size3.4×2.4'
Radial Velocity+3396km/s
Magnitude11.9
Distance178 million light yrs.
Group of GalaxiesNGC4696 Group
Other IDsESO 322-6, MCG -6-27-25
PGC 40498
IC3290 / Galaxy, type (R')SB(s)0/a
R.A.12h 25m 09.0s (2000.0)
Dec.-39°46' 32" (2000.0)
Apparent Size1.6×1.3'
Radial Velocity+3342km/s
Magnitude13.0
Distance175 million light yrs.
Group of GalaxiesNGC4696 Group
Other IDsESO 322-4, MCG -6-27-24
PGC 40470
This is a small pair of lenticular galaxies located in the northern part of the constellation Centaurus. It can be found 2.2 degrees southeast of β Hydrae. The brighter galaxy on the left is NGC 4373, while the smaller galaxy visible 2 arcminutes to the west is IC 3290, with a brightness of around magnitude 12 to 13. This galaxy pair is part of the NGC 4696 galaxy group and is believed to form the outer region of the Centaurus Cluster (Abell 3526), located 4.7 degrees to the ESE.



NGC4365
NGC4429

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