| Discovery | |
|---|---|
| Discovered by | Mayor, Udry et al. |
| Discovery site | 
Switzerland |
| Discovery date | 30 June 2003 |
| Radial velocity | |
| Orbital characteristics [1] | |
| 3.075+0.132 −0.146 AU | |
| Eccentricity | 0.246+0.022 −0.018 |
| 4.980+0.016 −0.018 yr | |
| Inclination | 24.469°+12.739° −7.205° |
| 16.522°+25.025° −30.708° | |
| 2451246.392+1.131 −1.167 | |
| 313.483°+6.950° −7.217° | |
| Semi-amplitude | 49.041+0.821 −0.726 m/s |
| Star | HD 169830 |
| Physical characteristics [1] | |
| Mass | 7.669+1.937 −2.755 MJ |
HD 169830 c is an extrasolar planet, most likely a gas giant, with a minimum mass three and a half times that of Jupiter. Its orbit is eccentric, with a period (year) of 1830 days. [2] In 2022, the true mass and inclination of HD 169830 c were measured via astrometry. [1]
See also
References
- ^ a b c Feng, Fabo; Butler, R. Paul; et al. (August 2022). "3D Selection of 167 Substellar Companions to Nearby Stars". The Astrophysical Journal Supplement Series. 262 (21): 21. arXiv: 2208.12720. Bibcode: 2022ApJS..262...21F. doi: 10.3847/1538-4365/ac7e57. S2CID 251864022.
- ^ Mayor, M.; et al. (2004). "The CORALIE survey for southern extra-solar planets XII. Orbital solutions for 16 extra-solar planets discovered with CORALIE". Astronomy and Astrophysics. 415 (1): 391–402. arXiv: astro-ph/0310316. Bibcode: 2004A&A...415..391M. doi: 10.1051/0004-6361:20034250. S2CID 5233877.
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