Planet tau Cet f
| Name | tau Cet f | |
| Discovered in | 2012 | |
| Mass | 0.021 (± 0.011) MJ | |
| Semi-major axis | 1.35 (± 0.1) AU | |
| Orbital period | 642.0 (± 30.0) day | |
| Eccentricity | 0.03 ( -0.3 +0.03 ) | |
| ω | 222.0 deg | |
| Tperi | 2450168.49 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 | — | |
| Geometric albedo | — | |
| Surface gravity log(g/gH) | — | |
| Alternate Names | — |
Observability Predictor 
Remarks
19 Dec 2012 Planet tau Cet f still to be confirmedStar
| 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 planet |
More data
- Simbad
- Most recent references (ADS)
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
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