NGC 2173
globular cluster
NGC 2173 is a globular cluster of stars in the southern constellation of Mensa. It was discovered on February 8, 1836 by English astronomer John Herschel. The cluster has an apparent visual magnitude of 11.88, and an angular size of 2.60″. It is located at a distance of approximately 159,000 ly (48.7 kpc) from the Sun.