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HD 169830 c

Coordinates: Sky map 18h 27m 49.4838s, −29° 49′ 00.715″
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HD 169830 c
Discovery
Discovered byMayor, Udry et al.
Discovery site  Switzerland
Discovery date30 June 2003
Radial velocity
Orbital characteristics[1]
3.075+0.132
−0.146
 AU
Eccentricity0.246+0.022
−0.018
4.980+0.016
−0.018
 yr
Inclination24.469°+12.739°
−7.205°
16.522°+25.025°
−30.708°
2451246.392+1.131
−1.167
313.483°+6.950°
−7.217°
Semi-amplitude49.041+0.821
−0.726
 m/s
StarHD 169830
Physical characteristics[1]
Mass7.669+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

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References

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  1. ^ 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.
  2. ^ 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.