HD 73267 b

HD 73267 b
Exoplanet List of exoplanets
Parent star
Star HD 73267
Constellation Pyxis
Right ascension (α) 08h 36m 17.775s[1]
Declination (δ) −34° 27′ 35.92″[1]
Apparent magnitude (mV) 8.90
Distance177 ± 9[1] ly
(54 ± 3[1] pc)
Spectral type G5V
Orbital elements
Semi-major axis(a) 2.198 ± 0.025 AU
(328.8 ± 3.7 Gm)
    40.03 mas
Periastron (q) 1.635 AU
(244.6 Gm)
Apastron (Q) 2.761 AU
(413.0 Gm)
Eccentricity (e) 0.256 ± 0.009
Orbital period(P) 1260 ± 7 d
(3.450 ± 0.019 y)
Orbital speed (υ) 19.04 km/s
Argument of
periastron		 (ω) 229.1 ± 1.8°
Time of periastron (T0) 2,451,821.7 ± 16 JD
Physical characteristics
Minimum mass(m sin i)3.06 ± 0.07 MJ
(973 ± 22 M⊕)
Discovery information
Discovery date October 26, 2008
Discoverer(s) Moutou et al.[2]
Discovery method Doppler spectroscopy
(HARPS)
Discovery site La Silla Observatory
Discovery status Published[2]
Database references
Extrasolar Planets
Encyclopaedia		data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 73267 b is an extrasolar planet located approximately 177 light-years away[1] in the constellation of Pyxis, orbiting the 9th magnitude G-type main sequence star HD 73267. This planet takes about 1260 days to orbit the star.

This planet was discovered on October 26, 2008 by Moutou et al. using the HARPS spectrograph on ESO’s 3.6 meter telescope installed at La Silla Observatory in Atacama desert, Chile.[2]

See also

References

  1. 1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. Bibcode:2007A&A...474..653V. arXiv:0708.1752 Freely accessible. doi:10.1051/0004-6361:20078357.Vizier catalog entry
  2. 1 2 3 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. Bibcode:2009A&A...496..513M. arXiv:0810.4662 Freely accessible. doi:10.1051/0004-6361:200810941.

Coordinates: 08h 36m 17.7757s, −34° 27′ 35.924″


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