NGC 7772[3][4] is collection of stars in the constellation Pegasus that were thought to be an open cluster. The stars were first recorded on 7 October 1825 by the British astronomer John Herschel. Gaia data shows stars in the area are unrelated.[5]

NGC 7772
NGC 7772
Credit: SDSS DR14
Observation data (J2000 epoch)
Right ascension23h 51m 46.0s[1]
Declination+16° 14′ 48″[1]
Distance4900 ly (1500 pc[2])
Apparent dimensions (V)3.0[2]
Physical characteristics
Estimated age1.5[2] Gyr
Not a cluster
Other designationsC 2349+159, OCl 230[1]
Associations
ConstellationPegasus
See also: Open cluster, List of open clusters

See also edit

References edit

  1. ^ a b c "NGC 7772". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 18 May 2018.
  2. ^ a b c Krone-Martins, A; Soubiran, C; Ducourant, C; Teixeira, R; Le Campion, J. F (2010). "Kinematic parameters and membership probabilities of open clusters in the Bordeaux PM2000 catalogue". Astronomy and Astrophysics. 516: A3. arXiv:1006.0096. Bibcode:2010A&A...516A...3K. doi:10.1051/0004-6361/200913881. S2CID 119252831.
  3. ^ "Your NED Search Results". nedwww.ipac.caltech.edu. Retrieved 14 April 2018.
  4. ^ "Revised NGC Data for NGC 7772". spider.seds.org. Retrieved 14 April 2018.
  5. ^ Kos, Janez; de Silva, Gayandhi; Buder, Sven; Bland-Hawthorn, Joss; Sharma, Sanjib; Asplund, Martin; D'Orazi, Valentina; Duong, Ly; Freeman, Ken (13 August 2018). "The GALAH survey and Gaia DR2: (non-)existence of five sparse high-latitude open clusters". Monthly Notices of the Royal Astronomical Society. 480 (4): 5242–5259. arXiv:1807.00822. Bibcode:2018MNRAS.480.5242K. doi:10.1093/mnras/sty2171. ISSN 0035-8711.

External links edit