HD 181342 b

Last updated
HD 181342 b / Dopere
Discovery [1]
Discovered by Johnson et al.
Discovery site Keck Observatory
Discovery date2010
Doppler spectroscopy
Orbital characteristics [2]
1.592±0.091  AU
Eccentricity 0.022±0.051
564.1±4.1 d
2461090±220  JD
290±110 º
Semi-amplitude 44.1±3.3  m/s
Star HD 181342
Physical characteristics [2]
Mass ≥2.54±0.19  MJ

    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]

    Contents

    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. 1 2 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. 1 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 . S2CID   102486961.
    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. Archived from the original on 2022-12-05. Retrieved 2020-01-02.


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