HD 73267

HD 73267 is a K type star in the southern constellation Pyxis. It is a 9th magnitude star at a distance of about 177 light years from Earth.[1][3]

HD 73267
Observation data
Epoch J2000      Equinox J2000
Constellation Pyxis
Right ascension  08h 36m 17.775s[1]
Declination −34° 27′ 35.92″[1]
Apparent magnitude (V) 8.89
Characteristics
Spectral type G5V[2]
Apparent magnitude (B) ~9.66[3]
Apparent magnitude (J) 7.493 ± 0.023[3]
Apparent magnitude (H) 7.126 ± 0.031[3]
Apparent magnitude (K) 7.062 ± 0.023[3]
Astrometry
Radial velocity (Rv)51.3 ± 0.2 km/s
Proper motion (μ) RA: −107.82 ± 0.71[1] mas/yr
Dec.: 123.08 ± 0.77[1] mas/yr
Parallax (π)18.45 ± 0.93[1] mas
Distance177 ± 9 ly
(54 ± 3 pc)
Details
Mass0.89 ± 0.03 M☉
Radius1.04 R☉
Temperature5317 ± 34 K
Metallicity [Fe/H]0.03 ± 0.02 dex
Age7.4 ± 4.5 Gyr
Other designations
HIP 42202, SAO 199418, CD-34 5039, NLTT 19895, GSC 07144-01553, 2MASS J08361779-3427358, PPM 285436
Database references
SIMBADdata
Exoplanet Archivedata
Extrasolar Planets
Encyclopaedia		data

Planetary system

In October 2008, a planet of the star was discovered. This object was detected using the radial velocity method by search programs conducted using the HARPS spectrograph.[2]

The HD 73267 planetary system[2]
Companion
(in order from star)		 Mass Semimajor axis
(AU)		 Orbital period
(days)		 Eccentricity Inclination Radius
b ≥3.06 ± 0.07 MJ 2.198 ± 0.025 1260 ± 7 0.256 ± 0.009 — —
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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.Vizier catalog entry
  2. Moutou, C.; et al. (2009). "The HARPS search for southern extra-solar planets XVII. Six long-period giant planets around BD -17 0063, HD 20868, HD 73267, HD 131664, HD 145377, HD 153950". Astronomy and Astrophysics. 496 (2): 513–519. arXiv:0810.4662. Bibcode:2009A&A...496..513M. doi:10.1051/0004-6361:200810941.
  3. "SIMBAD query result: NLTT 19895 -- High proper-motion Star". Centre de Données astronomiques de Strasbourg. Retrieved 2009-06-10.


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