HD 40979 b

HD 40979 b
Discovery
Discovered byFischer et al.[1]
Discovery siteLick and Keck Observatory
Fairborn Observatory
 USA
Discovery date13 June 2002
Radial velocity
Orbital characteristics
Apastron1.085 AU (162,300,000 km)
Periastron0.625 AU (93,500,000 km)
0.855 ± 0.049 AU (127,900,000 ± 7,300,000 km)
Eccentricity0.269 ± 0.034
263.84 ± 0.71 d
0.72 y
35.5
2,451,748.1
± 8.6
318 ± 10
Semi-amplitude112 ± 5
StarHD 40979

HD 40979 b is an extrasolar planet orbiting the star HD 40979, was detected from the Lick and Keck observatories and photometric observations at Fairborn Observatory reveal low-amplitude brightness variations in HD 40979. It is thought to be a large gas giant planet. It was discovered in 2002 by Debra Fischer.[1]

References

  1. ^ a b Fischer, Debra A.; et al. (2003). "A Planetary Companion to HD 40979 and Additional Planets Orbiting HD 12661 and HD 38529". The Astrophysical Journal. 586 (2): 1394–1408. Bibcode:2003ApJ...586.1394F. doi:10.1086/367889.


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