NGC 6031
NGC 6031 is an open cluster of stars in the constellation Norma. It has a Trumpler classification of II 2p[3] and an age of about (250 ± 100) × 106 years. The abundance of iron in this cluster matches the abundance in the Sun, indicating that the metallicity of the cluster is essentially solar.[2]
| NGC 6031 | |
|---|---|
| Observation data (J2000 epoch) | |
| Constellation | Norma |
| Right ascension | 16h 07m 51.4s[1] |
| Declination | −54° 03′ 03″[1] |
| Distance | 6.8 ± 2.3 kly (2.08 ± 0.71 kpc)[2] |
| Apparent magnitude (V) | 8.5[1] |
| Physical characteristics | |
| Other designations | C 1603-539, Cr 297, IRAS 16039-5355, OCl 951.[1] |
References
- "NGC 6031 -- Cluster of Stars". SIMBAD. Centre de Données astronomiques de Strasbourg. Retrieved 2011-05-24.
- Piatti, Andres E.; Claria, Juan J.; Bica, Eduardo (February 1999). "Fundamental parameters of the moderately young open clusters NGC 5999, NGC 6031, Ruprecht 115 and Ruprecht 120". Monthly Notices of the Royal Astronomical Society. 303 (1): 65–76. Bibcode:1999MNRAS.303...65P. doi:10.1046/j.1365-8711.1999.02206.x.
- Lindoff, U. (1967). "The open cluster NGC 6031". Arkiv för Astronomi. 4: 305–316. Bibcode:1967ArA.....4..305L.
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