Astronomy:HD 152079

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Short description: Star in the constellation Ara
HD 152079
Observation data
Equinox J2000.0]] (ICRS)
Constellation Ara
Right ascension  16h 53m 29.735s[1]
Declination –46° 19′ 58.64″[1]
Apparent magnitude (V) 9.16[2]
Characteristics
Spectral type G6V
Apparent magnitude (B) 9.88
Apparent magnitude (J) 7.984
Apparent magnitude (H) 7.656
Apparent magnitude (K) 7.634
B−V color index 0.68
Variable type none
Astrometry
Radial velocity (Rv)–21.338[2] km/s
Proper motion (μ) RA: –107.278 ± 0.089[2] mas/yr
Dec.: –-93.478 ± 0.070[2] mas/yr
Parallax (π)11.3494 ± 0.0458[1] mas
Distance287 ± 1 ly
(88.1 ± 0.4 pc)
Absolute magnitude (MV)4.55
Details
Mass1.023 M
Metallicity0.16
Other designations
CD–46°11085, HIP 82632, PPM 322323, SAO 227350
Database references
SIMBADdata
Exoplanet Archivedata
Extrasolar Planets
Encyclopaedia
data

HD 152079 is a star in the constellation Ara and has one planet, discovered in 2010.[3]

The HD 152079 planetary system[4]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b ≥3 ± 2 MJ 3.2 ± 2.1 2097 ± 930 0.60 ± 0.24

See also

References

  1. 1.0 1.1 1.2 Van Leeuwen, Floor (2007). "Validation of the new Hipparcos reduction". Astronomy & Astrophysics 474 (2): 653–664. doi:10.1051/0004-6361:20078357. Bibcode2007A&A...474..653V.  Vizier catalog entry
  2. 2.0 2.1 2.2 2.3 HD 191939, entry, SIMBAD. Accessed online February 13, 2020.
  3. exoplanet.eu HD 152079b
  4. Arriagada, Pamela et al. (2010). "Five Long-period Extrasolar Planets in Eccentric orbits from the Magellan Planet Search Program". The Astrophysical Journal 711 (2): 1229–35. doi:10.1088/0004-637X/711/2/1229. Bibcode2010ApJ...711.1229A. 

Coordinates: Sky map 16h 53m 29.74s, −46° 19′ 58.6″