(FrameSize=120' * 120')

NGC2309 = Mel.56 = Cr122 (Open Cluster)
[Monoceros]

Nov.13 1999, 27h35m JST (8min. Exposure)
Location: the Kasuo Pass, Awano town, Tochigi pref., Japan
Epsilon210c (21cm-reflector, f=628mm, F:3.0), Fuji-film SGA800

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Object Data

NGC2309 = Mel.56 = Cr122
Type of object	Open Cluster	Type	-
Constellation	Monoceros
R.A.	06h 56.2m (2000.0)	Dec.	-07°12' (2000.0)
Mag.(v)	10.5	Mag.(p)	-
Diameter	8'	Distance	19200 light-year
note	Containing about 15 stars

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