IPAC Logo
NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

TOI-1422 Overview

  • Star: TOI-1422
    • Stellar Radius: 1.02 Solar Radius
    • Stellar Effective Temperature: 5840.00 K
    • Planet: TOI-1422 b
      • Disposition Confirmed
      • Planet Radius 0.342 Jupiter Radius
    • Planet: TOI-1422 c
      • Disposition Confirmed
      • Planet Radius 0.233 Jupiter Radius
    • Planet: TOI-1422.02
      • Disposition Candidate
      • Planet Radius 0.311 Jupiter Radius

TOI-1422 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
TOI-1422
TOI-1422 b 13 d 3.83 R⨁ Transit 2022 Naponiello et al. 2022 Confirmed Planet
TOI-1422 c 34.56 d 2.61 R⨁ Radial Velocity 2025 Naponiello et al. 2026 Confirmed Planet
TOI-1422.02 --- 3.49 R⨁ Transit 2026 TESS Project Candidate Planet
RA
23h36m57.80s
Dec
+39d38m21.41s
Distance
155.141+0.663-0.657
pc
Parallax
6.4169300±0.0272067 mas
Ecliptic Latitude
38.02809 deg
Ecliptic Longitude
13.41963 deg
Galactic Latitude
-21.01388 deg
Galactic Longitude
107.66141 deg
Total Proper Motion
74.3569650±0.0394078 mas/yr
Proper Motion (RA)
-67.5467000±0.0409829 mas/yr
Proper Motion (Dec)
-31.0870000±0.0309057 mas/yr
Photometry
mV 10.622±0.007
mTESS 10.1308±0.0060
mJ 9.585±0.022
mH 9.275±0.030
mKs 9.190±0.022
mW1 9.161±0.023
mW2 9.201±0.020
mW3 9.161±0.033
mW4 8.736
mGaia 10.552100±0.000231
mB 11.312±0.105
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Naponiello et al. 2026 MacDougall et al. 2023 Naponiello et al. 2022 TICv8 ExoFOP ExoFOP
Teff
(K)
---
5811+82-81
 5840±62
5914.000+127.414-123.264
 5914.0±125.3 5914.0±125.3
L✶
(log10(L⦿))
---
0.03302+0.02502-0.02485
0.04766+0.01417-0.01464
0.049364572+0.016263274-0.010771828
 --- ---
Metallicity
(dex)
---
-0.028+0.060-0.061
[Fe/H] 		-0.090±0.070 [Fe/H] --- --- ---
v sin i
(km/s)
--- --- 1.7±0.4 --- --- ---
Age
(Gyr)
---
4.6+2.0-1.8
5.1+3.9-3.1
 --- --- ---
ρ✶
(g/cm3)
1.277±0.088
1.2921+0.0937-0.0905
 1.3±0.1
1.479993+0.356996-0.276470
 --- ---
M✶
(M⦿)
---
0.99030+0.03580-0.03550
0.9810+0.0620-0.0650
1.076000+0.141979-0.141928
 --- ---
R✶
(R⦿)
---
1.0235+0.0183-0.0182
1.019+0.014-0.013
1.0082600+0.0530166-0.0402498
 1.00826001167297±0.04663320000000 1.0082600116729736±0.0466332000000000
CAII LOG RHK
-4.942±0.005 --- -4.95±0.03 --- --- ---
log g
(log10(cm/s2))
---
4.412+0.024-0.025
 4.41±0.11
4.4627400+0.0705612-0.0869121
 4.46±0.08 4.46±0.08
Sp. T
G2 V --- G2 V --- --- ---
γ
(km/s)
-25.948+0.007-0.006
 --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit, Transit Timing Variations
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source Naponiello et al. 2026 Polanski et al. 2024 Naponiello et al. 2022 ExoFOP
a/R✶
22.51+0.50-0.53
 ---
22.72+0.31-0.40
 ---
Teq
(K)
870±14
789.513400461020+14.010926695442-13.873012853465
 867±17 786.683425282818
b
0.19±0.12
0.298654223432256+0.265313704720273-0.208779929688570
0.19+0.11-0.10
 ---
ω
(deg)
90 90
153+20-56
 ---
Mp
(M⨁)
9.50+2.00-1.90
 12.1±4.5
9.00+2.30-2.00
 ---
Mp
(MJup)
0.0299+0.0063-0.0060
 0.0381±0.0142
0.0283+0.0072-0.0063
 ---
e
<0.20 0
0.04+0.05-0.03
 ---
i
(deg)
89.53+0.30-0.31
 ---
89.52+0.26-0.28
 ---
P
(days)
12.99894±0.00003 12.9967±0.0017 12.9972±0.0006 13.001789009595±0.000044874934
ρ
(g/cm3)
0.930+0.210-0.200
1.08+0.42-0.50
0.7950+0.2900-0.2350
 ---
Rp
(R⨁)
3.83±0.11
3.93681551038216+0.14658324488701-0.12572707870721
3.96+0.13-0.11
 3.84804999005971±0.39724190000000
Rp
(RJup)
0.342±0.010
0.351219759918238+0.013077303709428-0.011216637986290
0.353+0.012-0.010
 0.343300616982926±0.035439609598043
K
(m/s)
2.64+0.54-0.53
 3.3±1.2
2.47+0.50-0.46
 ---
a
(au)
0.107±0.003 0.108±0.002 0.108±0.003 ---
T14
(hours)
4.46±0.12
4.43600285587146+0.11241208684048-0.08567370504419
 4.52±0.16 4.48473217259691±0.22194713000000
TC
(days)
2458745.9405+0.0023-0.0021
(BJD)
2458745.9221±0.0035
(BJD)
2458745.9205+0.0012-0.0011
(BJD)
2459864.0637590±0.0046431
(BJD)
S
(S⨁)
--- --- --- 90.5150930081881
δ
(%)
--- --- --- 0.133958376636582±0.007192465000000
Rp/R✶
---
0.0352651476863495+0.0011519656747911-0.0009349951649938
0.0356+0.0007-0.0005
 ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Planetary Systems
Transit
Source Naponiello et al. 2026
a/R✶
43.20+0.97-1.02
Teq
(K)
628±10
b
0.17+0.14-0.12
ω
(deg)
90
Mp
(M⨁)
14±3
Mp
(MJup)
0.044±0.009
e
<0.20
i
(deg)
89.77+0.15-0.19
P
(days)
34.5633±0.0002
ρ
(g/cm3)
4.3+1.3-1.0
Rp
(R⨁)
2.61±0.14
Rp
(RJup)
0.233±0.012
K
(m/s)
2.80±0.59
a
(au)
0.205±0.005
T14
(hours)
6.12±0.18
TC
(days)
2458756.3525+0.0062-0.0057
(BJD)
Print
Status
Candidate Planet
Detected By
Transit
Tools
Transit Prediction Service
TOI
Source ExoFOP
Teq
(K)
328.97875159655
S
(S⨁)
2.7681676857649435
Rp
(R⨁)
3.485167966745427±22.795883000000000
Rp
(RJup)
0.3109263955415167±2.0337159649137408
δ
(%)
0.114905068518751±0.041925034000000
T14
(hours)
2.133640899160825±5.184275000000000
TC
(days)
2460588.26524500±0.01209024
(BJD)
Print
Known Objects
2 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 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
  • Search
  • Browse
  • Download

NASA Exoplanet Archive is operated by the California Institute of Technology, under contract with the National Aeronautics and Space Administration under the Exoplanet Exploration Program.