M 47 (NGC 2422)
M 47 (NGC 2422) is an open cluster in the constellation Puppis, magnitude 4.4, 30′ across.
A bright, coarse open cluster near M46, visible to the naked eye under dark skies; its few dozen bright stars contrast with M46's rich, faint swarm in the same binocular field.
When and where to see it
It is best placed in the evening sky around February, when it crosses the meridian at about 10 pm local time (around midnight in January). It can be seen from everywhere south of 76°N and never sets south of 76°S.
At its highest it stands 26° up from 50°N, 41° up from 35°N, 76° up from the equator, 69° up from 35°S.
Facts
- Type
- Open cluster
- Constellation
- Puppis
- Designations
- NGC 2422, NGC 2478, Mel 68, Cr 152, Melotte 68, Collinder 152
- Magnitude
- 4.4
- Apparent size
- 30′
- Position
- RA 7h 36.6m, Dec −14° 29′ (J2000)
Open AstroPilot to see when M 47 (NGC 2422) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view.