M 71 (NGC 6838)
M 71 (NGC 6838) is a globular cluster in the constellation Sagitta, magnitude 8.2, 7.2′ across.
A loose, faint globular cluster in Sagitta that was long classed as an open cluster; small telescopes resolve it easily.
When and where to see it
It is best placed in the evening sky around August, when it crosses the meridian at about 10 pm local time (around midnight in July). It can be seen from everywhere north of 71°S and never sets north of 71°N.
At its highest it stands 59° up from 50°N, 74° up from 35°N, 71° up from the equator, 36° up from 35°S.
Facts
- Type
- Globular cluster
- Constellation
- Sagitta
- Designations
- NGC 6838, NGC 6839, Angelfish Cluster
- Magnitude
- 8.2
- Apparent size
- 7.2′
- Position
- RA 19h 53.8m, Dec +18° 47′ (J2000)
Open AstroPilot to see when M 71 (NGC 6838) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view.