HD 86264

HD 86264 is a 7th magnitude F-type main sequence star located approximately 224 light years away[1] in the constellation Hydra.

HD 86264
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Hydra
Right ascension 09h 56m 57.839s[1]
Declination –15° 53 42.43[1]
Apparent magnitude (V) 7.42
Characteristics
Spectral type F7V
Apparent magnitude (B) 7.88
Apparent magnitude (J) 6.505
Apparent magnitude (H) 6.344
Apparent magnitude (K) 6.224
B−V color index 0.46
Astrometry
Radial velocity (Rv)+7.1 km/s
Proper motion (μ) RA: –13.13 ± 0.51[1] mas/yr
Dec.: –65.74 ± 0.52[1] mas/yr
Parallax (π)14.54 ± 0.56[1] mas
Distance224 ± 9 ly
(69 ± 3 pc)
Absolute magnitude (MV)3.12
Details
Mass1.42 ± 0.05 M
Radius1.88 ± 0.12 R
Luminosity4.72 L
Surface gravity (log g)4.16 cgs
Temperature6210 ± 44 K
Metallicity [Fe/H]0.202 ± 0.04 dex
Age2.24 Gyr
Other designations
BD–15°2938, HIP 48780, PPM 222239, SAO 155612
Database references
SIMBADdata
Exoplanet Archivedata
Extrasolar Planets
Encyclopaedia
data

The survey in 2015 have ruled out the existence of any stellar companions at projected distances above 30 astronomical units.[2]

Planetary system

In August 2009, it was announced that an exoplanet was found in an eccentric orbit.[3]

The HD 86264 planetary system[3]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b ≥7 ± 1.6 MJ 2.86 ± 0.07 1475 ± 55 0.7 ± 0.2

See also

  • List of extrasolar planets

References

  1. 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. S2CID 18759600.Vizier catalog entry
  2. Mugrauer, M.; Ginski, C. (12 May 2015). "High-contrast imaging search for stellar and substellar companions of exoplanet host stars". Monthly Notices of the Royal Astronomical Society. 450 (3): 3127–3136. doi:10.1093/mnras/stv771. Retrieved 19 June 2020.
  3. 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. S2CID 15524804.


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