Planet tau Cet b

Name tau Cet b
Discovered in 2012
Mass 0.0063 (± 0.0025) MJ
Mass*sin(i)
Semi-Major Axis 0.105 (± 0.006) AU
Orbital Period 13.965 (± 0.02) JD
Eccentricity 0.16 ( -0.22 +0.16 )
ω 85.5 deg
Tperi 2450004.17 JD
Radius
Inclination
Update 2015-05-05
Detection Method Controversial
Mass Detection Method
Radius Detection Method
Molecules
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names HD 10700 b

Star

tau Cet
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 Imaging +
Magnetic Field
RA2000 01:44:04.0
Dec2000 -15:56:15
Alternate Names
Planetary system 5 planets

More data

Observability Predictor

Remarks

19 Dec 2012 Planet tau Cet b still to be confirmed

Related publications

ALMA Observations of the Debris Disk of Solar Analogue Tau Ceti
2016 MacGREGOR M., LAWLER S., WILNER D., MATTHEWS B., KENNEDY G. et al.
ApJ, accepted
arxiv  

The Chemical Composition of τ Ceti and Possible Effects on Terrestrial Planets
2015 PAGANO M., TRUITL A., YOUNG P. & SHIM S.-H.
ApJ, 803, 90
paper  arxiv  ADS  

Thorium Abundances in Solar Twins and Analogues: Implications for the Habitability of Extrasolar Planetary Systems
2015 UNTERBORN C., JOHNSON J. & PANERO W.
ApJ, submitted
arxiv  

The Effect of Temperature Evolution on the Interior Structure of H2O-rich Planets
2014 ZENG L. & SASSELOV D.
ApJ, 784, 96
paper   arxiv   ADS  

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  

The debris disc around tau Ceti: a massive analogue to the Kuiper Belt.
2004 GREAVES J., WYATT M ., HOLLAND W. & DENT W.
MNRAS, 351, L54
paper