Messier 67

Messier 67 (M67 or NGC 2682) is an open cluster of old stars, the cluster presumed to be 3 to 5 gigayears old: all its main sequence stars are F-type or later. It contains a number of white dwarfs among its stellar remnants. It is the oldest known open cluster and much studied as an example of an open cluster of such an age. Characteristics:

• Cancer - constellation.
• 08h51.3m - right ascension.
• +11deg49m - declination
• 800-900 pc - distance.
• +6.1 - apparent magnitude.
• 30' - apparent dimension (angular diameter).
• 10 ly - radius.
• 500+ - estimated population of stars.