WEBDA page for open cluster Ruprecht 139

Basic Parameters			DSS Image: 16 x 16 arcminutes
Right Ascension (2000)	18 01 01
Declination (2000)	-23 31 48
Galactic longitude	6.41
Galactic latitude	-0.22
Distance [pc]	550
Reddening [mag]	0.15
Distance modulus [mag]	9.17
Log Age	9.05
Metallicity
Notes

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