HD 86081 b

HD 86081 b
Exoplanet List of exoplanets
[[Image:|300px]]
Parent star
Star HD 86081
Constellation Sextans
Right ascension (α) 09h 56m 05.9183s
Declination (δ) –03° 48 30.318
Distance297 ly
(91 pc)
Spectral type F8V
Orbital elements
Semi-major axis(a) 0.035 AU
(5.2 Gm)
    0.43 mas
Periastron (q) 0.035 AU
(5.2 Gm)
Apastron (Q) 0.035 AU
(5.2 Gm)
Eccentricity (e) 0.008 ± 0.004
Orbital period(P) 2.1375 ± 0.0002 d
(0.0058521 y)
Orbital speed (υ) 179 km/s
Argument of
periastron
(ω) 251 ± 40°
Time of periastron (T0) 2453694.8 ± 0.3 JD
Semi-amplitude (K) 207.7 ± 0.8 m/s
Physical characteristics
Minimum mass(m sin i)1.50 MJ
(477 M)
Discovery information
Discovery date April 17, 2006
Discoverer(s) Johnson et al.[1]
Discovery method radial velocity
(N2K Consortium)
Discovery site California
Discovery status Published
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 86081 b is a gas giant exoplanet that orbits close to its host star, completing its orbit for only 2.1375 days. With such a short orbit, it belongs to the class of exoplanets known as hot Jupiters. Like most hot Jupiters, the orbit is nearly circular, with an eccentricity of 0.008.[1]

References

External links

Coordinates: 09h 56m 05.9183s, −03° 48′ 30.318″


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