HD 41004 Ab

Summary

HD 41004 Ab is an extrasolar planet approximately 139 light years away in the constellation of Pictor. It has mass 2.56 MJ planet orbiting at a distance of 1.70 AU from HD 41004 A. The planet's orbit is highly eccentric caused by the companion star HD 41004 B and the distance ranges from 0.44 to 2.96 astronomical units.

HD 41004 Ab
Discovery
Discovered byZucker et al.
Discovery date2003-2004
radial velocity
Designations
HIP 28393 b
SAO 217660 b
Orbital characteristics
Periastron0.44 AU
(66 Gm)
(2.13 μpc)
Apoastron2.96 AU
(443 Gm)
(14.35 μpc)
1.70 AU
(254 Gm)
(8.24 μpc)
Eccentricity0.39±0.17
963±38 d
(2.64 y)
(83.2 Ms)
40 mas
97±31°
2452425±37 JD
Semi-amplitude99±60 m/s
StarHD 41004
Physical characteristics
Mass>2.56 MJ
(814 ME))

References edit

External links edit

  • "HD 41004 Ab". Extrasolar Planets Encyclopaedia. Retrieved 2008-07-21.