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TOI-201 Overview

TOI-201 1.43 R⦿ 6088.00 K
TOI-201 d
0.124 RJup
TOI-201 b
1.017 RJup
TOI-201 c
0.928 RJup

TOI-201 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
TOI-201
TOI-201 d 5.85 d 1.39 R⨁ Transit 2026 Mireles et. al 2026 Confirmed Planet
TOI-201 b 52.98 d 11.4 R⨁ Transit 2021 Hobson et al. 2021 Confirmed Planet
TOI-201 c 2890 d 10.4 R⨁ Transit Timing Variations 2025 Maciejewski & Łoboda 2025 Confirmed Planet
TOI-201 d
RA
05h49m36.43s
Dec
-54d54m37.52s
Distance
113.825+0.347-0.345
pc
Parallax
8.7565900±0.0265011 mas
Ecliptic Latitude
-78.2832 deg
Ecliptic Longitude
82.6234 deg
Galactic Latitude
-30.62853 deg
Galactic Longitude
262.84921 deg
Total Proper Motion
66.8961372±0.0580126 mas/yr
Proper Motion (RA)
7.7310900±0.0518135 mas/yr
Proper Motion (Dec)
66.447900±0.058092 mas/yr
Photometry
mV
9.07±0.03
mTESS
8.5822±0.0060
mJ
8.103±0.029
mH
7.923±0.036
mKs
7.846±0.024
mW1
7.782±0.028
mW2
7.829±0.020
mW3
7.834±0.016
mW4
7.691±0.092
mGaia
8.940040±0.000207
mB
9.595±0.038
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Mireles et. al 2026 Maciejewski & Łoboda 2025 Hobson et al. 2021 TICv8 Gaia DR2 Michigan Catalog, Vol. 1 Cannon & Pickering 1918 ExoFOP ExoFOP
Teff
(K)
6423+86-90
 --- 6394±75
6461.800+144.164-122.568
6088.0+106.0-56.8
 --- --- 6461.8±83.0 6461.8±83.0
L✶
(log10(L⦿))
0.417+0.020-0.020
 ---
0.41+0.02-0.02
0.4440167+0.0215486-0.0181875
0.405126+0.002197-0.002206
 --- --- --- ---
γ
(km/s)
---
16.905+0.011-0.017
 --- --- 17.289445196300±0.421818152533 --- --- --- ---
R✶
(R⦿)
1.31±0.01
1.339+0.017-0.011
 1.317±0.011
1.3303100+0.0705693-0.0563804
1.43307+0.02712-0.04863
 --- --- 1.3303099870681763±0.0634748000000000 1.33±0.06
Metallicity
(dex)
--- 0.240±0.036 [Fe/H] 0.240±0.036 [Fe/H] 0.18±0.12 [M/H] --- --- --- --- ---
v sin i
(km/s)
--- --- 9.520±0.278 --- --- --- --- --- ---
Age
(Gyr)
0.6660+0.6730-0.4420
 ---
0.870+0.460-0.490
 --- --- --- --- --- ---
ρ✶
(g/cm3)
--- --- 0.81±0.03
0.7844682+0.1943728-0.1943403
 --- --- --- --- ---
M✶
(M⦿)
1.32+0.02-0.04
 1.316±0.027 1.316±0.027
1.310000+0.232987-0.191327
 --- --- --- --- ---
log g
(log10(cm/s2))
--- --- 4.318±0.014
4.3074300+0.1037990-0.0800708
 --- --- --- 4.35±0.16 4.35±0.16
Sp. T
F F6 V F6 V --- --- F7 V G5 --- ---
Prot
(days)
53 --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source Mireles et. al 2026 ExoFOP
ω
(deg)
340±80 ---
Mp
(M⨁)
5.8±2.0 ---
Mp
(MJup)
0.018±0.006 ---
e
0.3±0.1 ---
i
(deg)
91.7±1.6 ---
P
(days)
5.84889±0.00009 5.8492379±0.0000393
ρ
(g/cm3)
11±4 ---
Rp
(R⨁)
1.39±0.07 1.1891900±0.0767895
Rp
(RJup)
0.124±0.006 0.10609261±0.00685071
a
(au)
0.0698±0.0005 ---
TC
(days)
2458374.032±0.003
(BJD)
2460175.6024770±0.0076201
(BJD)
Teq
(K)
--- 1237
S
(S⨁)
--- 389.669
δ
(%)
--- 0.01090000±0.00057467
T14
(hours)
--- 3.257±0.232
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit, Transit Timing Variations
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source Mireles et. al 2026 Maciejewski & Łoboda 2025 Kokori et al. 2023 Hobson et al. 2021 ExoFOP
ω
(deg)
83±2
81.3+4.4-5.6
82.0+14.0-9.0
82+14-9
 ---
Mp
(M⨁)
164±5
184+22-19
 ---
133+16-10
 ---
Mp
(MJup)
0.516±0.016
0.580+0.070-0.061
 ---
0.42+0.05-0.03
 ---
e
0.275±0.009
0.318+0.020-0.022
0.28+0.06-0.09
0.28+0.06-0.09
 ---
i
(deg)
91.18±0.02
88.747+0.029-0.032
 88.88±0.11 --- ---
P
(days)
52.9786±0.0001
52.977946+0.000031-0.000040
 52.978197±0.000017 52.97818±0.00004 52.97873920258801±0.00007881141332
ρ
(g/cm3)
0.61±0.02
0.654+0.081-0.074
 --- --- ---
Rp
(R⨁)
11.4±0.1
11.83+0.16-0.10
 ---
11.30+0.13-0.17
 11.713871061821635±0.592839319696476
Rp
(RJup)
1.02±0.01
1.055+0.014-0.009
 ---
1.008+0.012-0.015
 1.0450433786384907±0.0528896726262073
a
(au)
0.303±0.002 0.3026±0.0021 ---
0.30+0.02-0.03
 ---
TC
(days)
2458376.0521±0.0002
(BJD)
--- 2459011.79063±0.00012
(BJD-TDB)
2458376.0520±0.0003
(BJD)
2460972.0028289999±0.0013511172
(BJD)
Teq
(K)
--- --- ---
759+37-26
 801.3340750948181
K
(m/s)
---
27.6+3.3-2.9
 ---
19+1-2
 ---
b
---
0.729+0.011-0.010
 --- --- ---
Rp/R✶
--- 0.07919±0.00028 0.0789±0.0013 --- ---
T14
(hours)
--- 4.79±0.02 --- --- 5.129374311224671±0.334055914457491
a/R✶
--- --- 50.9±2.9 --- ---
S
(S⨁)
--- --- --- --- 68.45132883947704
δ
(%)
--- --- --- --- 0.656896207490081±0.004210588160004
Print
Status
Confirmed Planet
Detected By
Astrometry, Radial Velocity, Transit
Tools
Planetary Systems
Transit
Source Mireles et. al 2026 Maciejewski & Łoboda 2025
ω
(deg)
96±2
95.20+3.20-7.20
Mp
(M⨁)
4990±100
4513+318-381
Mp
(MJup)
15.7±0.3
14.2+1.0-1.2
e
0.651±0.006
0.643+0.009-0.021
i
(deg)
89.92+0.10-0.04
89.896+0.030-0.017
P
(days)
2890±20
2800+360-210
ρ
(g/cm3)
24±2
19.2+1.0-1.2
Rp
(R⨁)
10.4±0.3
11.13+0.19-0.16
Rp
(RJup)
0.928±0.027
0.9930+0.0170-0.0140
a
(au)
4.37±0.04
4.28+0.36-0.21
TC
(days)
2460062.59±0.02
(BJD)
2460062.593+0.014-0.024
(BJD-TDB)
b
---
0.44+0.13-0.23
Rp/R✶
---
0.07449+0.00087-0.00091
K
(m/s)
---
221+16-18
T14
(hours)
---
14.0+1.2-0.7
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     106 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
3 Confirmed Planets
1 2MASS Point Source Catalog
Data Files
3 Associated Literature Data
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  • 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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