HD 142

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HD 142
Observation data
Epoch 2000
Constellation
(pronunciation)
Phoenix
Right ascension 00h 06m 19.1755s
Declination -49° 04' 30.688"
Apparent magnitude (V) 5.7
Distance 67.18 ly
(20.6 pc)
Spectral type G1IV
Other designations
HIP 522, SAO 214963, WO 9002, Gl 4.2, HR 6

HD 142 is a 6th magnitude star in the constellation Phoenix.

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[edit] Planets

[edit] HD 142 b

HD 142 b
Extrasolar planet List of extrasolar planets
Orbital elements
Semimajor axis (a) 1.045±0.061 AU
Eccentricity (e) 0.26±0.18
Orbital period (P) 350.3±3.6 d
Angular distance (θ) 48 mas
Longitude of
periastron
(ω) 303°
Time of periastron (T0) 2,451,963
±43 JD
Semi-amplitude (K) 32.9±4.7 m/s
Physical characteristics
Mass (m) >1.31±0.18 MJ
Discovery information
Discovery date Oct 15, 2001
Discoverer(s) Tinney et al.
Detection method Radial velocity
Discovery status Published

HD 142 b is a jovian planet orbiting about 1 AU from HD 142 . This puts it in the star's habitable zone.

[edit] References

[edit] External links