NGC 189

From Wikipedia, the free encyclopedia
Jump to navigation Jump to search

NGC 189
NGC 0189 DSS.jpg
NGC 189 from DSS
Observation data (J2000 epoch)
ConstellationCassiopeia
Right ascension0h 39m 28.8s[1]
Declination+61° 6m 54s[1]
Distance4,200 ly (1,300 pc)[1]
Apparent magnitude (V)8.8[2]
Apparent dimensions (V)0.120°[1]
Physical characteristics
Estimated age510 Myr[1]
Other designationsCr 462, C 0036+608, OCL 301
See also: Open cluster, List of open clusters

NGC 189 is an open cluster in the Cassiopeia constellation. It was discovered by Caroline Herschel on 27 September 1783, and independently rediscovered by John Herschel on 27 October 1829.[3]

References[edit]

  1. ^ a b c d e Kharchenko, N. V.; et al. (2013). "Global survey of star clusters in the Milky Way. II. The catalogue of basic parameters". Astronomy & Astrophysics. 558: A53. arXiv:1308.5822. Bibcode:2013A&A...558A..53K. doi:10.1051/0004-6361/201322302. S2CID 118548517.
  2. ^ "NGC 189". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 12 February 2021.
  3. ^ Seligman, Courtney. "New General Catalogue objects: NGC 150 – 199". cseligman.com. Retrieved 12 February 2021.

External links[edit]

Coordinates: Sky map 00h 39m 36s, +61° 04′ 00″