HD 147018 c

HD 147018 c
Exoplanet List of exoplanets
Parent star
Star HD 147018
Constellation Triangulum Australe
Right ascension (α) 16h 23m 00.1463s
Declination (δ) −61° 41 19.542
Apparent magnitude (mV) 8.4
Distance140.12 ± 5.2 ly
(42.96 ± 1.6 pc)
Spectral type G9V
Orbital elements
Semi-major axis(a) 1.922 ± 0.039 AU
Periastron (q) 1.666 AU
Apastron (Q) 2.178 AU
Eccentricity (e) 0.133 ± 0.011
Orbital period(P) 1008 ± 18 d
(2.76 ± 0.049 y)
Argument of
periastron
(ω) -133.1 ± 6.9°
Time of periastron (T0) 55301 ± 22 JD
Physical characteristics
Minimum mass(m sin i)6.56 ± 0.32 MJ
Discovery information
Discovery date August 11, 2009
Discoverer(s) Segransan et al.
Discovery method radial velocity (CORALIE)
Discovery site La Silla Observatory
Discovery status Published
Other designations
HIP 80250 c
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 147018 c is a gas giant extrasolar planet which orbits the G-type main sequence star HD 147018, located approximately 140 light years away in the constellation Triangulum Australe. It has mass at least six and a half time more than Jupiter and orbits HD 147018 nearly twice the distance between the Earth and the Sun. This planet is eight times farther away than HD 147018 b. This planet was discovered on August 11, 2009 by radial velocity method.

References

    Coordinates: 16h 23m 00.1463s, −61° 41′ 19.542″


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