Palomar 6

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 Palomar Survey Sky plates by Robert G. Harrington and Fritz Zwicky,[3] It was catalogued as a globular cluster. One of four globulars known to contain a planetary nebula.

References

  1. 1.0 1.1 "SIMBAD Astronomical Database". Results for Palomar 6. Retrieved 2009-10-04.
  2. 2.0 2.1 2.2 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.
  3. 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

Coordinates: 17h 43m 42.20s, −26° 13′ 21.0″