Palomar 6
Appearance
Palomar 6 | |
---|---|
Observation data (J2000 epoch) | |
Class | XI |
Constellation | Ophiuchus |
Right ascension | 17h 43m 42.20s[1] |
Declination | −26° 13′ 21.0″[1] |
Distance | 18.9 kly (5.8 kpc)[2] |
Physical characteristics | |
Mass | 2.28×105[2] M☉ |
Metallicity | = –0.91[2] dex |
Palomar 6 is a loose globular cluster in the constellation Ophiuchus that belongs to the halo of the Milky Way galaxy.
First discovered on the National Geographic Society – Palomar Observatory Sky Survey plates by Robert G. Harrington and Fritz Zwicky,[3] It was catalogued as a globular cluster, and is one of four globulars known to contain a planetary nebula.
References
- ^ a b "SIMBAD Astronomical Database". Results for Palomar 6. Retrieved 2009-10-04.
- ^ a b c Boyles, J.; et al. (November 2011), "Young Radio Pulsars in Galactic Globular Clusters", The Astrophysical Journal, 742 (1): 51, arXiv:1108.4402, Bibcode:2011ApJ...742...51B, doi:10.1088/0004-637X/742/1/51.
- ^ Abell, George O. (1955). "Globular Clusters and Planetary Nebulae Discovered on the National Geographic Society-Palomar Observatory Sky Survey". Publications of the Astronomical Society of the Pacific. 67 (397): 258. Bibcode:1955PASP...67..258A. doi:10.1086/126815.
External links
- Media related to Palomar 6 at Wikimedia Commons
- Simbad reference data
- SEDS: Palomar 6, Capricornus Dwarf
- Palomar 6 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images