HD 149143 b

HD 149143 b
Exoplanet List of exoplanets
Parent star
Star HD 149143
Constellation Ophiuchus
Right ascension (α) 16h 32m 51.0498s
Declination (δ) +02° 05 05.395
Distance207 ly
(63.5 pc)
Spectral type G0
Orbital elements
Semi-major axis(a) 0.0531 AU
Periastron (q) 0.0531 AU
Apastron (Q) 0.0531 AU
Eccentricity (e) 0
Orbital period(P) 4.07 ± 0.70 d
Orbital speed (υ) 143 km/s
Time of periastron (T0) 2453483.9 ± 1.2 JD
Semi-amplitude (K) 149.6 ± 3 m/s
Physical characteristics
Minimum mass(m sin i)1.33 MJ
(423 M)
Discovery information
Discovery date 22 August 2005
Discoverer(s) Da Silva et al.
Discovery method Doppler Spectroscopy
Discovery site Haute-Provence Observatory
Discovery status Published[1][2]
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 149143 b is an extrasolar planet that has a minimum mass of 1.33 Jupiter masses. As is typical for a lot of hot Jupiters, its orbital eccentricity is low.[1][2]

References

External links

Coordinates: 16h 32m 51.0498s, +02° 05′ 05.395″


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