NGC 256
Open cluster in the constellation Tucana
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NGC 256 (also known as ESO 29-SC11) is open cluster in the Tucana constellation. It was discovered by John Frederick William Herschel on April 11, 1834.[3]
Rightascension00h 45m 54.11s[1]
Declination−73° 30′ 23.9″[1]
Apparent magnitude(V)12.50[1]
Apparent dimensions(V)0.9′ × 0.9′[1]
| NGC 256 | |
|---|---|
NGC 256 with DECam | |
| Observation data (J2000 epoch) | |
| Right ascension | 00h 45m 54.11s[1] |
| Declination | −73° 30′ 23.9″[1] |
| Apparent magnitude (V) | 12.50[1] |
| Apparent dimensions (V) | 0.9′ × 0.9′[1] |
| Physical characteristics | |
| Mass | 1.3×103[2] M☉ |
| Estimated age | 83 Myr[2] |
| Other designations | Kron 23, ESO 29-SC11[1] |
| Associations | |
| Constellation | Tucana |
