HD 149143 b

HD 149143 b
Exoplanet List of exoplanets
Parent star
Star HD 149143
Constellation Ophiuchus
Right ascension (α) 16h 32m 51.0505s[1]
Declination (δ) +02° 05′ 05.379″[1]
Distance242±5[1] ly
(74±1[1] pc)
Spectral type G0 IV[2]
Orbital elements
Semi-major axis(a) 0.0531 AU
Eccentricity (e) 0
Orbital period(P) 4.07 ± 0.70 d
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
Discovery information
Discovery date 22 August 2005
Discoverer(s) Fischer et al.
Discovery method Doppler Spectroscopy
Discovery site Haute-Provence Observatory
Discovery status Published[2][3]
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.[3][2]

References

  1. 1 2 3 4 Brown, A. G. A; et al. (2016). "Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties". Astronomy and Astrophysics. 595. A2. arXiv:1609.04172. Bibcode:2016A&A...595A...2G. doi:10.1051/0004-6361/201629512. Gaia Data Release 1 catalog entry
  2. 1 2 3 Fischer, Debra A.; et al. (2006). "The N2K Consortium. III. Short-Period Planets Orbiting HD 149143 and HD 109749". The Astrophysical Journal. 637 (2): 1094–1101. Bibcode:2006ApJ...637.1094F. doi:10.1086/498557.
  3. 1 2 da Silva, R.; et al. (2006). "Elodie metallicity-biased search for transiting Hot Jupiters I. Two Hot Jupiters orbiting the slightly evolved stars HD118203 and HD149143". Astronomy and Astrophysics. 446 (2): 717–722. arXiv:astro-ph/0510048. Bibcode:2006A&A...446..717D. doi:10.1051/0004-6361:20054116.
  • "HD 149143". Exoplanets.

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


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