HD 181342 b

HD 181342 b is an extrasolar planet orbiting the K-type star HD 181342 approximately 394 light years away in the constellation Sagittarius.[1][3]

HD 181342 b
Discovery[1]
Discovered byJohnson et al.
Discovery siteKeck Observatory
Discovery date2010
Doppler spectroscopy
Orbital characteristics[2]
1.592±0.091 AU
Eccentricity0.022±0.051
564.1±4.1 d
2461090±220 JD
290±110 º
Semi-amplitude44.1±3.3 m/s
StarHD 181342
Physical characteristics[2]
Mass≥2.54±0.19 MJ

    The planet HD 181342 b is named Dopere. The name was selected in the NameExoWorlds campaign by Senegal, during the 100th anniversary of the IAU. Dopere is an expansive historical area in the north of Senegal where Belel (name of HD 181342) was located.[4][5]

    See also

    References

    1. 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. 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.
    3. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
    4. "Approved names". NameExoworlds. Retrieved 2020-01-02.
    5. "International Astronomical Union | IAU". www.iau.org. Retrieved 2020-01-02.


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