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HD 212771 b

Coordinates: Sky map 22h 27m 03s, −17° 15′ 49″
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HD 212771 b
Discovery[1]
Discovered byJohnson et al.
Discovery siteKeck Observatory
Discovery date2010-03-17
Doppler spectroscopy
Orbital characteristics[2]
1.19±0.13 AU
Eccentricity0.076±0.051
380.7±1.4 d
2454920±52 JD
29±65 º
Semi-amplitude50.0±5.8 m/s
StarHD 212771
Physical characteristics[2]
Mass≥2.39±0.27 MJ

HD 212771 b is an extrasolar planet orbiting the G-type star HD 212771 approximately 364 light years away[3] in the constellation Aquarius.[1]

HD 212771 b is named Victoriapeak. The name was selected in the NameExoWorlds campaign by Hong Kong, during the 100th anniversary of the IAU. It is named after the Victoria Peak. The host star HD 212771 is named Lionrock, after the Lion Rock.[4][5]

See also

References

  1. ^ a b Johnson, John Asher; et al. (2010). "Retired a Stars and Their Companions. IV. Seven Jovian Exoplanets from Keck Observatory". Publications of the Astronomical Society of the Pacific. 122 (892): 701–711. arXiv:1003.3445. Bibcode:2010PASP..122..701J. doi:10.1086/653809.
  2. ^ a b Luhn, Jacob K.; et al. (2019). "Retired A Stars and Their Companions. VIII. 15 New Planetary Signals around Subgiants and Transit Parameters for California Planet Search Planets with Subgiant Hosts". The Astronomical Journal. 157 (4). 149. arXiv:1811.03043. Bibcode:2019AJ....157..149L. doi:10.3847/1538-3881/aaf5d0.{{cite journal}}: CS1 maint: unflagged free DOI (link)
  3. ^ Brown, A. G. A.; et al. (2016). "Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties". Astronomy and Astrophysics. 595. A2. arXiv:1609.04172. Bibcode:2016A&A...595A...2G. doi:10.1051/0004-6361/201629512.Gaia Data Release 1 catalog entry
  4. ^ "Approved names". NameExoworlds. Retrieved 2020-01-02.
  5. ^ "International Astronomical Union | IAU". www.iau.org. Retrieved 2020-01-02.



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