New Planet, HD 45652 b

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New Planet, HD 45652 b

Post by Sirius_Alpha on 8th May 2008, 10:37 am

HD 45652 is a K5 star 36 parsecs (117.36 light years) away. It has a visual magnitude of 8.1, a temperature of 5,312 K, a mass of 0.83 solar masses, and a metallicity of 0.29. HD 45652 has one known planet.

HD 45652 b
Mass/sin(i) = 0.47 Jupiter masses.
Semi major axis = 0.23 AU
Eccentricity = 0.38
Omega = 273 degrees
Orbital Period = 43.6 days.

This is the fifth planet discovered with radial velocity for the year. The rest being the WASP planets, discovered via transit.
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Re: New Planet, HD 45652 b

Post by Edasich on 16th June 2008, 6:31 am

Actually the star has been re-classed as G8-K0V dwarf (it ...came back lol) and HZ=0.7 AUs. Thus: not habitable T___T
And very old too (9 Gigayears!)! O_o

The paper, updated:

http://fr.arxiv.org/abs/0805.1019
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