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TOI-771 Overview

TOI-771 0.24 R⦿ 3201.00 K
TOI-771 b
0.121 RJup
TOI-771 c
Architecture
TOI-771
TOI-771
TOI-771 b
TOI-771 c
Other Data
Bibliography 4
Nearby Data 4
Discovery Data
Host Planet Method Year Reference Disposition
TOI-771 TOI-771 b Transit 2024 Mistry et al. 2023 Confirmed Planet
TOI-771 TOI-771 c Radial Velocity 2025 Lacedelli et al. 2025 Confirmed Planet
RA
10h56m27.33s
Dec
-72d59m06.62s
Distance
25.2788±0.0257 pc
Parallax
39.5300000±0.0399344 mas
Ecliptic Latitude
-65.39283 deg
Ecliptic Longitude
227.47162 deg
Galactic Latitude
-11.9871 deg
Galactic Longitude
294.66043 deg
Total Proper Motion
86.0053774±0.0648168 mas/yr
Proper Motion (RA)
39.4753000±0.0809988 mas/yr
Proper Motion (Dec)
-76.4109000±0.0597616 mas/yr
Photometry
mV
14.888±0.080
mTESS
12.0874000±0.0073276
mJ
10.507±0.023
mH
9.955±0.022
mKs
9.664±0.021
mW1
9.479±0.023
mW2
9.303001±0.020000
mW3
9.173±0.024
mW4
8.885±0.216
mGaia
13.367100±0.000591
mB
16.768±0.162
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Lacedelli et al. 2025 Mistry et al. 2023 TICv8 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
3370±100
3201+100-95
 3306.0±157.0 3231
L✶
(log10(L⦿))
-2.20+0.01-0.04
-2.3+0.0-0.0
-2.2010+0.0974-0.1258
 ---
Metallicity
(dex)
-0.13±0.07 [Fe/H]
0.12+0.19-0.28
[Fe/H] 		--- ---
Age
(Gyr)
---
6.70+4.90-4.80
 --- ---
ρ✶
(g/cm3)
23.7+4.2-3.8
21.90+3.10-2.70
 21.1363979±0.1031819 ---
M✶
(M⦿)
0.220+0.030-0.035
0.220+0.024-0.023
 0.2121000±0.0201145 ---
R✶
(R⦿)
0.232+0.017-0.023
0.242+0.012-0.011
 0.2418570±0.0072715 0.241857007145882±0.007271550000000
log g
(log10(cm/s2))
4.80±0.07
5.014+0.043-0.044
 4.997490±0.015188 4.438
γ
(km/s)
-5.90±1.02 --- --- ---
CAII LOG RHK
-6.36±0.06 --- --- ---
Sp. T
M3 --- --- ---
Prot
(days)
98.0+10.0-5.0
 --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Transit
Source Lacedelli et al. 2025 Mistry et al. 2023 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
Teq
(K)
543+28-34
 527.19±22.08 501.062083611048
S
(S⨁)
14+4-3
 12.86±1.35 14.8966001897978
P
(days)
2.3260155+0.0000010-0.0000009
 2.326021±0.000001 2.32600773508212±0.00000485533430
Rp
(R⨁)
1.36±0.10
1.422+0.108-0.086
 1.39608687371148±0.44174787000000
Rp
(RJup)
0.121±0.009
0.1269+0.0096-0.0077
 0.124550742933430±0.039410173130194
δ
(%)
---
0.289+0.033-0.020
 0.3279789131833±0.0161505570000
T14
(hours)
0.960+0.040-0.050
1.01+0.46-0.31
 0.996086784488788±0.184121850000000
TC
(days)
2458572.4191±0.0003 2458572.4178±0.0003 2459335.35228500±0.00195981
a/R✶
18.9±1.1
15.69+2.18-3.51
 ---
b
0.22+0.18-0.16
0.51+0.25-0.32
 ---
ω
(deg)
-130+38-66
 --- ---
Mp
(M⨁)
2.47+0.32-0.31
 --- ---
Mp
(MJup)
0.00777+0.00101-0.00098
 --- ---
e
0.0550+0.0470-0.0360
 --- ---
i
(deg)
89.3±0.5
88.13+1.25-1.69
 ---
ρ
(g/cm3)
5.4±1.4 --- ---
Rp/R✶
0.05369±0.00080
0.054+0.003-0.002
 ---
K
(m/s)
3.29±0.28 --- ---
a
(au)
0.0208+0.0009-0.0010
 0.0207±0.0008 ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Lacedelli et al. 2025
a/R✶
42±2
Tp
(days)
2458573.8±2.5
Teq
(K)
365+22-19
S
(S⨁)
3.0+0.6-0.7
ω
(deg)
-82.0+88.0-84.0
Mp sin i
(M⨁)
2.87+0.41-0.38
Mp sin i
(MJup)
0.00903+0.00129-0.00120
e
0.0650+0.0620-0.0450
P
(days)
7.61±0.03
K
(m/s)
2.58+0.27-0.25
a
(au)
0.046±0.002
Print
Known Objects
2 Confirmed Planets
4 2MASS Point Source Catalog
Data Files
2 SuperWASP Time Series
2 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
External Link
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