47 Tucanae (NGC 104)
47 Tucanae (NGC 104) is a globular cluster in the constellation Tucana, magnitude 4.0, 44′ across.
The second-brightest globular cluster after Omega Centauri, visible to the naked eye beside the Small Magellanic Cloud; a superb sight with a dense, bright core.
When and where to see it
It is best placed in the evening sky around November, when it crosses the meridian at about 10 pm local time (around midnight in September). It can be seen from everywhere south of 18°N and never sets south of 18°S.
At its highest it stands below the horizon from 50°N, below the horizon from 35°N, 18° up from the equator, 53° up from 35°S.
Facts
- Type
- Globular cluster
- Constellation
- Tucana
- Designations
- NGC 104, C 106, Mel 1, 47 Tucanae Cluster, Melotte 1
- Magnitude
- 4.0
- Apparent size
- 44′
- Position
- RA 0h 24.1m, Dec −72° 5′ (J2000)
Open AstroPilot to see when 47 Tucanae (NGC 104) is highest tonight from your location, how easy it is with your telescope or binoculars, and an eyepiece view.