Planet tau Cet c

Name tau Cet c
Discovered in 2012
Mass 0.0098 (± 0.0044) MJ
Semi-major axis 0.195 (± 0.01) AU
Orbital period 35.362 (± 0.1) day
Eccentricity 0.03 ( -0.3 +0.03 )
ω 170.0 deg
Tperi 2450020.62 JD
Radius
Inclination
Update Jan. 16, 2013
Detection Method Controversial
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
Surface gravity log(g/gH)
Alternate Names

Graphical Ephemeris

Remarks

19 Dec 2012 Planet tau Cet c still to be confirmed

Star

Name tau Cet
Distance 3.65 (± 0.002) pc
Spectral type G8.5 V
Apparent magnitude V 3.5
Mass 0.783 (± 0.012) MSun
Age 5.8 Gyr
Effective temperature 5344.0 (± 50.0) K
Radius 0.793 (± 0.004) RSun
Metallicity [Fe/H] -0.55 (± 0.05)
Detected Disc
Magnetic Field
RA2000 01:44:04.0
Dec2000 -15:56:15
Alternate Names
Planetary system 5 planets

More data


Related publications

The Debris Disk of Solar Analogue τ Ceti: Herschel Observations and Dynamical Simulations of the Proposed Multiplanet System
2014 LAWLER, S., DI FRANCISCO, J., KENNEDY, G., SIBTHORPE, B., BOOTH, M. & 14 additional authors
MNRAS, 444, 2665
paper  arxiv 

Signals embedded in the radial velocity noise. Periodic variations in the tau Ceti velocities
2013 TUOMI M., JONES H., JENKINS J., TINNEY Ch., BUTLER P. & 11 additional authors
Astron. & Astrophys., 551, A79
paper  arxiv  

Signals embedded in the radial velocity noise
2013 TUMOI
in "RoPACS meeting "Hot Planets and Cool Stars" " Garching 2012
arxiv