Planet tau Cet h
| Name | tau Cet h | ||
| Planet Status | Confirmed | ||
| Discovered in | 2017 | ||
| Mass | — | ||
| Mass*sin(i) | 0.00576 ( -0.00082 +0.0021 ) MJ |  |
|
| Semi-Major Axis | 0.243 (± 0.003) AU | |
|
| Orbital Period | 49.41 ( -0.1 +0.08 ) day | |
|
| Eccentricity | 0.23 ( -0.15 +0.16 ) | |
|
| ω | 7.4 ( -48.0 +37.0 ) deg | |
|
| Tperi | — | ||
| Radius | — | ||
| Inclination | — | ||
| Update | 2017-08-15 | ||
| Detection Method | Radial Velocity | ||
| Mass Detection Method | — | ||
| Radius Detection Method | — | ||
| Primary transit | — | ||
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | — | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | 0.39 ( -0.06 +0.15 ) m/s | |
|
| Calculated temperature | — | ||
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | — |
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 | 4 planets |
Observability Predictor 
Remarks
Feng et al. (2017) : To be consistent with the names used by Tuomi et al. 2013, the new signals at periods of 20 and 49d are named τ Ceti g and h.Related publications
High contrast imaging at ten microns, a search for exoplanets around: Eps Indi A, Eps Eri, Tau Ceti, Sirius A and Sirius B
2021
PATHAK P., PETIT dit de la ROCHE D., KASPER M., STERZIK M., ABSIL O. et al.
Astron. & Astrophys., 652, A121
.paper arxiv
An Integrated Analysis with Predictions on the Architecture of the tau Ceti Planetary System, Including a Habitable Zone Planet
2021
DIETRICH J. & APAI D.
Astron. J., 161, 17
paper arxiv
A Stellar Activity F-statistic for Exoplanet Surveys (SAFE)
2021
HOLZER P., CISEWSKI J., ZHAO L., FORD E., GILBERTSON Ch. & FISCHER D.
Astron. J., 161, 272
paper arxiv
GTC/CanariCam deep mid-infrared imaging survey of northern stars within 5 pc
2021
GAUZA B., BEJAR V., REBOLO R., ALVAREZ C., ZAPATERO-OSORIO M.-R. et al.
ApJ, accepted
arxiv
Stellar and substellar companions from Gaia DR2
2021
KERVELLA P., ARENOU F., MIGNARD F., THEVENIN F., SCHNEIDER J. et al.
SF2A 2021
paper
YARARA: Significant improvement in RV precision through post-processing of spectral time series
2021
CRETIGNIER M., DUMUSQUE X., HARA N. & PEPE F.
Astron. & Astrophys., 653, A43
paper arxiv
Data Reduction Pipeline of the TOU Optical Very High Resolution Spectrograph and Its sub-m/s Performance
2019
MA B. & GE J.
MNRAS, 486, 760
paper arxiv
Color difference makes a difference: four planet candidates around tau Ceti
2017
FENG F., TUOMI M., JONES H., BARNES J., ANGLADA-ESCUDE G. et al.
Astron. J., 154, 135
paper arxiv
How alien can alien worlds be?
2017
ADIBEKYAN F., FIGUEIRA P. & SANTOS N.
in EWASS Special Session 4 (2017): Star-planet interactions
arxiv
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
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
