|M2: Globular Star Cluster (Aquarius) RA: 21h 33.5m / DEC: -00° 48'.7|
Instrument: 10-inch Starfinder
M2 is a globular star cluster in Aquarius. You'll find it about five degrees due north of 2.9 magnitude Sadalsuud, the second brightest star in the constellation. M2 has an integrated visual magnitude of 6.6, is an easy binocular object from moderately dark skies and a naked eye object under pristine skies. It appears 12' across at 129X in the 10-inch Starfinder. M2 features several 13th magnitude stars resolvable in anything larger than 6-inches in aperture.
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Revised: February 10, 2002 [WDF]