Planet alf Cen B b

Name alf Cen B b
Discovered in 2012
Mass 0.0036 (± 0.0003) MJ
Semi-major axis 0.04 AU
Orbital period 3.2357 (± 0.0008) day
Eccentricity 0.0
ω
Tperi
Radius
Inclination
Update July 25, 2014
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 alf Cen B
Distance 1.3 pc
Spectral type K1V
Apparent magnitude V 1.33
Mass 0.934 (± 0.006) MSun
Age
Effective temperature 5214.0 (± 33.0) K
Radius 0.863 RSun
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 14:39:35.0
Dec2000 -60:50:15
Alternate Names
Planetary system 1 planet

More data


Related publications

Tachoastrometry: astrometry with radial velocities
2015 PASQUINI L., CORTES C., LOMBARDI M., MONACO L., LEÃO I. & DELABRE B.
Astron. & Astrophys., 574, A76
paper  

An Earth-mass planet orbiting α Centauri B
2012 DUMUSQUE X., PEPE F., LOVIS Ch., SEGRANSAN D., SAHLMANN J., BENZW., BOUCHY F., MAYOR M., QUELOZ D., SANTOS N. & UDRY S.
Nature, 491, 207
paper