Deep sky · Globular cluster in Sagittarius · M 22 · NGC 6656
M 22
Great Sagittarius Cluster
One of the nearest globular clusters, and among the first ever discovered — found in 1665 by a German amateur, Abraham Ihle.
- Type
- Globular cluster
- Designations
- M 22 · NGC 6656
- Constellation
- Sagittarius
- Apparent magnitude
- 5.1
- Apparent size
- 32′
- Position (J2000)
- RA 18h 36m · Dec −23° 54′
Look for
It lies just above the lid of the Teapot. Binoculars show a round glow; a small telescope begins to break it into stars.