Astronomy:NGC 7772
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Short description: Group of unrelated stars in the constellation Pegasus
| NGC 7772 | |
|---|---|
 NGC 7772 Credit: SDSS DR14 | |
| Observation data (J2000 epoch) | |
| Constellation | Pegasus |
| Right ascension | 23h 51m 46.0s[1] |
| Declination | +16° 14′ 48″[1] |
| Distance | 4900 ly (1500 pc[2]) |
| Apparent dimensions (V) | 3.0′[2] |
| Physical characteristics | |
| Estimated age | 1.5[2] Gyr |
| Notable features | Not a cluster |
| Other designations | C 2349+159, OCl 230[1] |
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]
See also
References
- ↑ 1.0 1.1 1.2 "NGC 7772". SIMBAD. Centre de données astronomiques de Strasbourg. http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=NGC+7772.
- ↑ 2.0 2.1 2.2 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. doi:10.1051/0004-6361/200913881. Bibcode: 2010A&A...516A...3K.
- ↑ "Your NED Search Results". http://nedwww.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC+7772.
- ↑ "Revised NGC Data for NGC 7772". http://spider.seds.org/ngc/revngcic.cgi?NGC7772.
- ↑ Kos, Janez; de Silva, Gayandhi; Buder, Sven; Bland-Hawthorn, Joss; Sharma, Sanjib; Asplund, Martin; D'Orazi, Valentina; Duong, Ly et al. (13 August 2018). "The GALAH survey and Gaia DR2: (non-)existence of five sparse high-latitude open clusters" (in en). Monthly Notices of the Royal Astronomical Society 480 (4): 5242–5259. doi:10.1093/mnras/sty2171. ISSN 0035-8711. Bibcode: 2018MNRAS.480.5242K.
External links
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