(FrameSize=60' * 60')

M23 = NGC6494 = Cr356 = Mel.184 (Open Cluster)
[Sagittarius]

May.17 1999, 24h23mJST (6min. 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

M23 = NGC6494 = Cr356 = Mel.184
Type of object	Open Cluster	Type	e
Constellation	Sagittarius
R.A.	17h 56.9m (2000.0)	Dec.	-19° 01' (2000.0)
Mag.(v)	6.9	Mag.(p)	-
Diameter	25'	Distance	4500 light-year
note	Containing about 120 stars

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