Planet HD 28254 b

Name HD 28254 b
Discovered in 2009
Mass 1.16 ( -0.06 +0.1 ) MJ
Semi-major axis 2.15 ( -0.05 +0.05 ) AU
Orbital period 1116.0 (± 26.0) day
Eccentricity 0.81 ( -0.02 +0.02 )
ω 301.0 ( -4.0 +4.0 ) deg
Tperi 4049.0 ( -55.0 +55.0 ) JD
Radius
Inclination
Update Sept. 8, 2010
Detection Method Radial Velocity
Mass Detection Method
Radius Detection method
Molecules detected
Primary transit
Secondary transit
Anomaly angle
impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitute
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Observability Predictor

Star

Name HD 28254
Distance 56.2 (± 2.0) pc
Spectral type G1IV/V
Apparent magnitude V 7.71
Mass 1.06 MSun
Age
Effective temperature 5664.0 (± 35.0) K
Radius 1.48 (± 0.06) RSun
Metallicity [Fe/H] 0.36 (± 0.03)
Detected Disc
Magnetic Field
RA2000 04:24:51.0
Dec2000 -50:37:20
Alternate Names
Planetary system 1 planet

More data


Related publications

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

The HARPS search for southern extrasolar planets. XXIII. 8 planetary companions to low-activity solar-type stars
2010 NAEF D., MAZYOR M., LO CUTRO G., BOUCHY F., LOVIS Ch., MOUTOU C., BENZ W., PEPE F., QUELOZ D., SANTOS N., SEGRANSAN D., UDRY S., BONFILS X., DELFOSSE X., FORVEILLE Th., HEBRARD G., MARDASINI Ch., PERRIER Ch., BOISSE I. & SOSNOWSKA D.
Astron. & Astrophys., 523, A15
paper   preprint