HD 142 b

HD 142 b
Discovery
Discovered byAnglo-Australian Planet Search team
Discovery siteAustralian Astronomical Observatory
Discovery dateOct 15, 2001
Doppler spectroscopy
Orbital characteristics
1.02 ± 0.03 AU (152,600,000 ± 4,500,000 km)
Eccentricity0.17 ± 0.06
349.7 ± 1.2 d
Inclination59°±7°
2,452,683 ± 26
327 ± 26
Semi-amplitude33.2 ± 2.5
StarHD 142
Physical characteristics
Mass7.1±1.0 MJ

HD 142 b is a jovian exoplanet approximately 85.5 light years away in the constellation of Phoenix. This planet was discovered in 2001 by the Anglo-Australian Planet Search team.

An astrometric measurement of the planet's inclination and true mass was published in 2022 as part of Gaia DR3.

References

  1. 1 2 3 Tinney, C. G.; et al. (2002). "Two Extrasolar Planets from the Anglo-Australian Planet Search". The Astrophysical Journal. 571 (1): 528–531. arXiv:astro-ph/0111255. Bibcode:2002ApJ...571..528T. doi:10.1086/339916.
  2. 1 2 3 4 5 6 Wittenmyer, Robert A.; et al. (2012). "The Anglo-Australian Planet Search. XXII. Two New Multi-planet Systems". The Astrophysical Journal. 753 (2). 169. arXiv:1205.2765. Bibcode:2012ApJ...753..169W. doi:10.1088/0004-637X/753/2/169.
  3. 1 2 3 Gaia Collaboration; et al. (2023). "Gaia Data Release 3". Astronomy & Astrophysics. 674: A34. arXiv:2206.05595. doi:10.1051/0004-6361/202243782.