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HD 240210 b

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HD 240210 b
Discovery
Discovered byNiedzielski et al.
Discovery siteLa Silla Observatory
Discovery dateJune 10, 2009
radial velocity
Orbital characteristics
Apastron1.53 AU (229,000,000 km)
Periastron1.13 AU (169,000,000 km)
1.33 AU (199,000,000 km)
Eccentricity0.15 ± 0.02
501.75 ± 2.33 d
1.3737 ± 0.0064 y
54486.73 ± 10.93
277.49 ± 7.77
StarHD 240210

HD 240210 b is a 6.9 Jupiter-mass exoplanet discovered on June 10, 2009 by Niedzielski Etal. using the Hobby-Eberly Telescope.[1] It orbits the K3 giant star HD 240210 in the constellation of Cassiopeia. Its average orbital separation is at 1.33 Astronomical Units away from its star with a year of 501.75 days.

See also

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References

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  1. ^ Niedzielski, A.; et al. (2009). "Substellar-mass Companions to the K-dwarf BD+14 4559 and the K-giants HD 240210 and BD+20 2457". The Astrophysical Journal. 707 (1): 768–777. arXiv:0906.1804. Bibcode:2009ApJ...707..768N. doi:10.1088/0004-637X/707/1/768. S2CID 16877069.