HD 106252

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HD 106252
Observation data
Epoch J2000      Equinox J2000
Constellation Virgo
Right ascension 12h 13m 29.5093s[1]
Declination +10° 02′ 29.892″[1]
Apparent magnitude (V) 7.36[2]
Characteristics
Spectral type G0V[3]
B−V color index 0.635[3]
Astrometry
Proper motion (μ) RA: 23.606±0.044[1] mas/yr
Dec.: −280.195±0.025[1] mas/yr
Parallax (π)26.46 ± 0.34[1] mas
Distance123 ± 2 ly
(37.8 ± 0.5 pc)
Details[3]
Mass0.96 M
Radius1.096 R
Temperature5753 K
Metallicity [Fe/H]−0.078 dex
Rotation22.8 days
Rotational velocity (v sin i)2.9 km/s
Other designations
BD+10° 2392, HIP 59610, LTT 13402, NLTT 30020, SAO 99998[2]
Database references
SIMBADdata
Exoplanet Archivedata

HD 106252 is a yellow dwarf star in the constellation Virgo located at a distance of 123 ly or 38 pc away from Earth. In 2001, a massive planet was announced orbiting the star by the European Southern Observatory,[4][5] the discovery was confirmed by a different team using the Lick Telescope[3]

The HD 106252 planetary system[6]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b >7.10 ± 0.65 MJ 2.60 ± 0.15 1516 ± 26 0.586 ± 0.065

See also[edit]

References[edit]

  1. ^ a b c d e 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:1609.04172Freely accessible. Bibcode:2016A&A...595A...2G. doi:10.1051/0004-6361/201629512. Gaia Data Release 1 catalog entry
  2. ^ a b "HD 106252". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2018-04-12. 
  3. ^ a b c d Fischer, Debra A.; et al. (2002). "Planetary Companions to HD 136118, HD 50554, and HD 106252". Publications of the Astronomical Society of the Pacific. 114 (795): 529–535. Bibcode:2002PASP..114..529F. doi:10.1086/341677. 
  4. ^ "Exoplanets: The Hunt Continues!" (Press release). Garching, Germany: European Southern Observatory. April 4, 2001. Retrieved December 27, 2012. 
  5. ^ Perrier, C.; et al. (2003). "The ELODIE survey for northern extra-solar planets. I. Six new extra-solar planet candidates". Astronomy and Astrophysics. 410 (3): 1039–1049. arXiv:astro-ph/0308281Freely accessible. Bibcode:2003A&A...410.1039P. doi:10.1051/0004-6361:20031340. 
  6. ^ Butler, R. P.; et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal. 646 (1): 505–522. arXiv:astro-ph/0607493Freely accessible. Bibcode:2006ApJ...646..505B. doi:10.1086/504701. 

External links[edit]

Coordinates: Sky map 12h 13m 29.5093s, +10° 02′ 29.898″