HD 169830 c

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HD 169830 c
Exoplanet List of exoplanets
Parent star
Star HD 169830
Constellation Sagittarius
Right ascension (α) 18h 27m 49.4838s
Declination (δ) –29° 49′ 00.715″
Apparent magnitude (mV) 5.9
Distance 118.49 ly
(36.33 pc)
Spectral type F7V
Orbital elements
Semi-major axis (a) 3.30 AU
Eccentricity (e) 0.264 ± 0.04
Orbital period (P) 1830 ± 28 d
Inclination (i)
Argument of
(ω) 252 ± 8°
Time of periastron (T0) 2,452,516 ± 25 JD
Semi-amplitude (K) 54.3 ± 3.6 m/s
Physical characteristics
Minimum mass (m sin i) 3.48 MJ
Discovery information
Discovery date 30 June 2003
Discoverer(s) Mayor, Udry et al.
Discovery method Radial velocity
Discovery site   Switzerland
Discovery status Published
Database references
Extrasolar Planets
Exoplanet Archive data
Open Exoplanet Catalogue data

HD 169830 c is an extrasolar planet, most likely a gas giant, three and a half times as massive as Jupiter. Its orbit is eccentric, with a period (year) of 1830 days.[1]

See also[edit]


Coordinates: Sky map 18h 27m 49.4838s, −29° 49′ 00.715″