From the Extrasolar Planets Encyclopaedia : http://exoplanet.eu 
Planet : HD 153950 b
THE PLANET
Basic data : 
 
Name HD 153950 b
Discovered in2008   
M.sin i2.73 (± 0.05) MJ ref.
Semi major axis1.28 (± 0.01) AU ref.
Orbital period499.4 (± 3.6) days ref.
Eccentricity0.34 (± 0.021)   ref.
ω308.2 (± 2.4) deg. ref.
Tperi54502 (± 4.1) JD 2.400.000 ref.
Update28/10/08   
No molecule detected
 
Other web pages : 
 Geneva Observatory Data
 3 related publications :  (sort by author)  (sort by date)
THE STAR
Basic data :   
More data : 
  - Basic data (from Simbad)
- Most recent ref (from ADS)
 
Name HD 153950
Distance49.6 (± 1.8) pc ref.
Spectral TypeF8V   
Apparent Magnitude V7.39   
Mass1.12 (± 0.03) Msun ref.
Age4.3 (± 1) Gyr ref.
Effective Temperature6076 (± 13) K ref.
Radius1.34 Rsun ref.
Metallicity [Fe/H]-0.01 (± 0.01)   ref.
Right Asc. Coord.17 04 31   
Decl. Coord.-43 18 35