HD 117618

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HD 117618
Observation data
Epoch J2000      Equinox J2000
Constellation Centaurus
Right ascension 13h 32m 25.56s
Declination –47° 16′ 16.91″
Apparent magnitude (V) 7.18
Distance 124.0 ly
(38.02 pc)
Spectral type G2V
Other designations
CD-46°8708, HIP 66047, GC 18290, SAO 224228
Database references
SIMBAD data
Extrasolar Planets
Encyclopaedia
data

HD 117618 is a yellow dwarf star (spectral type G2V) 124 light years from Earth in the constellation of Centaurus. It is very similar to our Sun and is only slightly brighter. It is orbited by a recently discovered planet.[1]

The HD 117618 planetary system[2]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b >0.178 ± 0.021 MJ 0.176 ± 0.010 25.827 ± 0.019 0.42 ± 0.17

See also[edit]

References[edit]

  1. ^ Tinney et al.; Butler, R. Paul; Marcy, Geoffrey W.; Jones, Hugh R. A.; Penny, Alan J.; McCarthy, Chris; Carter, Brad D.; Fischer, Debra A. (2005). "Three Low-Mass Planets from the Anglo-Australian Planet Search". The Astrophysical Journal 623 (2): 1171–1179. Bibcode:2005ApJ...623.1171T. doi:10.1086/428661. 
  2. ^ Butler, R. P. et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701. 

External links[edit]

Coordinates: Sky map 13h 32m 25.56s, −47° 16′ 16.91″