HD 180902 b
| Discovery[1] | |
|---|---|
| Discovered by | Johnson et al. |
| Discovery site | Keck Observatory |
| Discovery date | 2010 |
| Doppler spectroscopy | |
| Orbital characteristics[2] | |
| 1.40±0.11 AU | |
| Eccentricity | 0.107±0.022 |
| 510.9±1.5 d | |
| 2455055±17 JD | |
| 181±12 º | |
| Semi-amplitude | 34.25±0.84 m/s |
| Star | HD 180902 |
| Physical characteristics[2] | |
| Mass | ≥1.685±0.041 MJ |
HD 180902 b is an extrasolar planet orbiting the K-type star HD 180902 approximately 342 light years away[3] in the constellation Sagittarius.[1]
See also
References
- ^ 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.
- ^ 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) - ^ 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.
External links
- "HD 180902 b". The Extrasolar Planets Encyclopaedia.
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