HD 86264 b

HD 86264 b
Exoplanet List of exoplanets
Parent star
Star HD 86264
Constellation Hydra
Right ascension (α) 09h 56m 57.839s[1]
Declination (δ) –15° 53′ 42.43″[1]
Apparent magnitude (mV) 7.42
Distance224 ± 9[1] ly
(69 ± 3[1] pc)
Spectral type F7V
Orbital elements
Semi-major axis(a) 2.86 ± 0.07 AU
Periastron (q) 0.86 AU
Apastron (Q) 4.86 AU
Eccentricity (e) 0.7 ± 0.2
Orbital period(P) 1475 ± 55 d
(4.04 ± 0.15 y)
Argument of
periastron		 (ω) 306 ± 10°
Time of periastron (T0) 15172 ± 114 JD
Physical characteristics
Minimum mass(m sin i)7.0 ± 1.6 MJ
Discovery information
Discovery date August 13, 2009
Discoverer(s)
Discovery method Radial velocity
Discovery status Published[2]
Database references
Extrasolar Planets
Encyclopaedia		data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 86264 b is an extrasolar planet which orbits the F-type main sequence star HD 86264, located approximately 237 light years away in the constellation Hydra.[2] The planet is considered to orbit in an eccentric path around the star with a period of about four years. This planet can be as close as 0.86 AU to as far as 4.86 AU. It has minimum mass seven Jupiter masses and orbits at a distance of 2.86 astronomical units. This planet was detected by radial velocity method on August 13, 2009.

References

  1. 1 2 3 4 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
  2. 1 2 Fischer, Debra; et al. (2009). "Five planets and an independent confirmation of HD 196885 Ab from Lick Observatory". The Astrophysical Journal. 703 (2): 1545–1556. arXiv:0908.1596. Bibcode:2009ApJ...703.1545F. doi:10.1088/0004-637X/703/2/1545.

Coordinates: 09h 56m 57.8388s, −15° 53′ 42.438″


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