Planet tau Cet b
| Name | tau Cet b | |
| Discovered in | 2012 | |
| M × sin i | 0.0063 ± 0.0025 MJ |  |
| Semi-major axis | 0.105 ± 0.006 AU | |
| Orbital period | 13.965 ± 0.02 days | |
| Eccentricity | 0.16 +0.22-0.16 | |
| ω | 85.5 | |
| Tperi | 2.45e+06 | |
| Radius | — | |
| Inclination | — | |
| Update | ||
| Detection method | controversial | |
| Molecules detected | — |
Remarks
19 Dec 2012 Planet tau Cet b 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 ± 50 K | |
| Radius | 0.793 ± 0.004 RSun | |
| Metallicity [Fe/H] | -0.55 ± 0.05 | |
| RA2000 | 01:44:04.0 | |
| Dec2000 | -15:56:15 | |
| Planetary system | 5 planets |
More data
- Simbad
- Most recent references (ADS)
Related publications
Signals embedded in the radial velocity noise. Periodic variations in the tau Ceti velocities
Feb. 26, 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
Jan. 16, 2013
TUMOI
in "RoPACS meeting "Hot Planets and Cool Stars" " Garching 2012
arxiv