Planet tau Cet c
| Name | tau Cet c | ||
| Discovered in | 2012 | ||
| Mass | 0.0098 (± 0.0044) MJ |  |
|
| Mass*sin(i) | — | ||
| Semi-Major Axis | 0.195 (± 0.01) AU | |
|
| Orbital Period | 35.362 (± 0.1) JD | |
|
| Eccentricity | 0.03 ( -0.3 +0.03 ) | ||
| ω | 170.0 deg | |
|
| Tperi | 2450020.62 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 c |
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
- Simbad
- Most recent references (ADS)
Observability Predictor 
Remarks
19 Dec 2012 Planet tau Cet c still to be confirmedRelated 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, 828, 113
paper arxiv ADS
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 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
