tau Ceti
HD 10700
01 44 04.08338
-15 56 14.9262
3.6502
tau Ceti
tau Cet
τ Cet
HD 10700
52 Cet
52 Ceti
HIP 8102
TYC 5855-2292-1
Gliese 71
Gliese 71.0
Gl 71
Gl 71.0
GJ 71
GJ 71.0
HR 509
BD-16 205
SAO 147986
2MASS J01440402-1556141
LHS 146
Gaia DR2 2452378776434276992
4.22
3.50
2.88
2.41
2.15
1.800
1.794
0.783
0.793
5344
-0.55
5.8
G8.5 V
tau Ceti b
HD 10700 b
GJ 71 b
GJ 71.0 b
Gaia DR2 2452378776434276992 b
TYC 5855-2292-1 b
HIP 8102 b
Retracted planet candidate
0.00629
13.965
0.105
0.16
86
2450004.17
RV
17/11/28
2012
Multiple periodic signals were found by Tuomi et al. in 2012 in the radial velocity data from HARPS, AAPS and HIRES. The planetary nature of the signals has yet to be confirmed.
tau_ceti
Artist's impression of the Tau Ceti system
Picture credit: J. Pinfield for the RoPACS network at the University of Hertfordshire, 2012.
tau Ceti c
HD 10700 c
GJ 71 c
GJ 71.0 c
Gaia DR2 2452378776434276992 c
TYC 5855-2292-1 c
HIP 8102 c
Retracted planet candidate
0.00975
35.362
0.195
0.03
172
2450020.62
RV
17/11/28
2012
Multiple periodic signals were found by Tuomi et al. in 2012 in the radial velocity data from HARPS, AAPS and HIRES. The planetary nature of the signals has yet to be confirmed.
tau_ceti
Artist's impression of the Tau Ceti system
Picture credit: J. Pinfield for the RoPACS network at the University of Hertfordshire, 2012.
tau Ceti d
HD 10700 d
GJ 71 d
GJ 71.0 d
Gaia DR2 2452378776434276992 d
TYC 5855-2292-1 d
HIP 8102 d
Retracted planet candidate
0.0113
94.11
0.374
0.08
229
2450002.31
RV
17/11/28
2012
Multiple periodic signals were found by Tuomi et al. in 2012 in the radial velocity data from HARPS, AAPS and HIRES. The planetary nature of the signals has yet to be confirmed.
tau_ceti
Artist's impression of the Tau Ceti system
Picture credit: J. Pinfield for the RoPACS network at the University of Hertfordshire, 2012.
tau Ceti e
HD 10700 e
GJ 71 e
GJ 71.0 e
Gaia DR2 2452378776434276992 e
TYC 5855-2292-1 e
HIP 8102 e
Confirmed planets
0.0124
162.87
0.538
0.18
22.3
355.8
RV
17/11/28
2012
Multiple periodic signals were found by Tuomi et al. in 2012 in the radial velocity data from HARPS, AAPS and HIRES. The planetary nature of the signals has yet to be confirmed.
tau_ceti
Artist's impression of the Tau Ceti system
Picture credit: J. Pinfield for the RoPACS network at the University of Hertfordshire, 2012.
tau Ceti f
HD 10700 f
GJ 71 f
GJ 71.0 f
Gaia DR2 2452378776434276992 f
TYC 5855-2292-1 f
HIP 8102 f
Confirmed planets
0.0124
636.13
1.334
0.16
119.7
-39.0
RV
17/11/28
2012
Multiple periodic signals were found by Tuomi et al. in 2012 in the radial velocity data from HARPS, AAPS and HIRES. The planetary nature of the signals has yet to be confirmed.
tau_ceti
Artist's impression of the Tau Ceti system
Picture credit: J. Pinfield for the RoPACS network at the University of Hertfordshire, 2012.
tau Ceti g
HD 10700 g
GJ 71 g
GJ 71.0 g
Gaia DR2 2452378776434276992 g
TYC 5855-2292-1 g
HIP 8102 g
Confirmed planets
20.00
0.06
395.3
43.4
0.00551
RV
2017
Analysis of the Tau Ceti RV data taking into account wavelength-dependent noise indicated a four planet system around the star. Two of the previously-detected planets (e and f) were confirmed, while two new planets were found, designated g and h to avoid confusion with the previous candidates.
17/11/28
tau Ceti h
HD 10700 h
GJ 71 h
GJ 71.0 h
Gaia DR2 2452378776434276992 h
TYC 5855-2292-1 h
HIP 8102 h
Confirmed planets
49.41
0.23
7.4
-72.8
0.00576
0.243
RV
2017
Analysis of the Tau Ceti RV data taking into account wavelength-dependent noise indicated a four planet system around the star. Two of the previously-detected planets (e and f) were confirmed, while two new planets were found, designated g and h to avoid confusion with the previous candidates.
17/11/28
Cetus