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RA: 20h 24m 36s
Dec: +46° 03′ 0″
Ch: MSA:1107, U2:85, SA:9
Ref: DAML02, Archinal&Hynes (2003)
Type: open cluster, 31p
Mag: B=?, V=?
CCD UBVRI photometry of the galactic open clusters Be 89, Ru 135, and Be 10. arXiv:1008.2867v1
Derive the heliocentric distance = 2.4+/-0.06 kpc and cluster age = 3.8+/-0.6 Gyr.
Alldays (22.50S, 20.12E, 770m).
12-inch f/10 SCT (76x, 218x)
Very stringy field of view. The curls loop in to one another, one string of seven stars stand out.
The Messier objects
The Bennett objects
The Caldwell list
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