HD 212301 b

HD 212301 b is an extrasolar planet located approximately 172 light-years (53 parsecs) away in the constellation of Octans, orbiting the star HD 212301. It has an orbital period of 2.25 Earth days. The orbital distance is 0.0341 astronomical units or 5.10 gigameters.[1]

HD 212301 b
Discovery
Discovered byLo Curto et al.
Discovery siteLa Silla Observatory
Discovery dateAugust 22, 2005
Doppler spectroscopy
Orbital characteristics
Apastron0.0341 AU (5,100,000 km)
Periastron0.0341 AU (5,100,000 km)
0.0341 AU (5,100,000 km)
Eccentricity0
2.24572 ± 28 d
53.897 h
166
2453549.195 ± 0.004
0
Semi-amplitude59.5 ± 0.7
StarHD 212301

    On August 22, 2005, taking place in ESO La Silla Observatory in Chile, the planet was discovered by Lo Curto who used the HARPS spectrometer.

    See also

    References


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