TOI-4342 Overview
TOI-4342
0.60
R⦿
3883.00
K
TOI-4342 b
0.208
RJup
TOI-4342 c
0.210
RJup
- Architecture
- TOI-4342
- TOI-4342
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| TOI-4342 | TOI-4342 b | 5.54 d | 2.33 R⨁ | Transit | 2023 | Tey et al. 2023 | Confirmed Planet |
| TOI-4342 | TOI-4342 c | 10.69 d | 2.35 R⨁ | Transit | 2023 | Tey et al. 2023 | Confirmed Planet |
- RA
- 21h37m33.46s
- Dec
- -77d58m44.93s
- Distance
- 61.5204±0.1022 pc
- Parallax
- 16.2259000±0.0268071 mas
- Ecliptic Latitude
- -58.11669 deg
- Ecliptic Longitude
- 288.6933 deg
- Galactic Latitude
- -34.67202 deg
- Galactic Longitude
- 313.85994 deg
- Total Proper Motion
- 151.1771245±0.0430052 mas/yr
- Proper Motion (RA)
- 120.3990000±0.0428825 mas/yr
- Proper Motion (Dec)
- -91.4254000±0.0432173 mas/yr
- Photometry
-
mV12.669±0.057
-
mTESS11.0318000±0.0073643
-
mJ9.832±0.024
-
mH9.179±0.024
-
mKs9.018±0.021
-
mW18.921±0.023
-
mW28.918±0.020
-
mW38.832±0.026
-
mW48.696±0.318
-
mGaia11.982200±0.000382
-
mB14.055±0.011
| Source | Parc et al. 2026 | Tey et al. 2023 | TICv8 | ExoFOP | ExoFOP | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
3866±92 | 3901±69 | 3883.0±157.0 | 3883±157 | 3883±157 | ||
|
L✶
(log10(L⦿))
|
-1.1+0.0-0.0
|
-1.13+0.03-0.03
|
-1.13498+0.08705-0.10899
|
--- | --- | ||
|
ρ✶
(g/cm3)
|
3.86+0.38-0.34
|
2.985+0.089-0.097
|
3.863855±0.210204 | --- | --- | ||
|
M✶
(M⦿)
|
0.587±0.013 | 0.6296±0.0086 | 0.5865970±0.0202492 | --- | --- | ||
|
R✶
(R⦿)
|
0.598±0.018 | 0.599±0.013 | 0.5981750±0.0177148 | 0.59817498922348±0.01771480000000 | 0.59817498922348±0.01771480000000 | ||
|
log g
(log10(cm/s2))
|
4.652±0.028 |
4.6878+0.0086-0.0096
|
4.6527500±0.0107329 | 4.6527500±0.0107329 | 4.6527500±0.0107329 | ||
|
Sp. T
|
M0 V | M0 V | --- | --- | --- | ||
|
Metallicity
(dex)
|
0.26±0.13 [Fe/H] | --- | --- | --- | --- | ||
|
γ
(km/s)
|
-4.43±0.36 | --- | --- | --- | --- | ||
|
Prot
(days)
|
14.691+0.080-0.070
|
--- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Parc et al. 2026 | Tey et al. 2023 | ExoFOP | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|
|
a/R✶
|
--- |
18.97+0.19-0.21
|
--- | ||
|
Teq
(K)
|
639+20-19
|
633.6+6.2-6.3
|
585.01697007936 | ||
|
b
|
0.382+0.062-0.063
|
0.290+0.042-0.050
|
--- | ||
|
S
(S⨁)
|
27.8+3.6-3.2
|
26.9+1.1-1.0
|
27.6818339104765 | ||
|
i
(deg)
|
88.83±0.22 |
89.13+0.15-0.13
|
--- | ||
|
P
(days)
|
5.5382592±0.0000034 |
5.5382498+0.0000057-0.0000058
|
5.53832899923516±0.00003802508200 | ||
|
Rp
(R⨁)
|
2.329+0.086-0.085
|
2.266±0.038 | 2.27214086268217±1.11717620000000 | ||
|
Rp
(RJup)
|
0.2078+0.0077-0.0076
|
0.2022±0.0034 | 0.202707179492438±0.099667956427117 | ||
|
Rp/R✶
|
0.03571+0.00073-0.00075
|
0.03491+0.00047-0.00049
|
--- | ||
|
a
(au)
|
0.05190+0.00020-0.00021
|
0.05251±0.00011 | --- | ||
|
T14
(hours)
|
2.182±0.024 |
2.215+0.020-0.018
|
2.22638882354132±0.41871506000000 | ||
|
TC
(days)
|
2458654.53479+0.00084-0.00093
(JD)
|
2458654.53559+0.00059-0.00061
(BJD)
|
2458654.53242600±0.00155525
(BJD)
|
||
|
ω
(deg)
|
90 | --- | --- | ||
|
Mp
(M⨁)
|
7.3±1.3 | --- | --- | ||
|
Mp
(MJup)
|
0.023±0.004 | --- | --- | ||
|
e
|
0 | --- | --- | ||
|
ρ
(g/cm3)
|
3.18+0.70-0.63
|
--- | --- | ||
|
K
(m/s)
|
3.78+0.65-0.67
|
--- | --- | ||
|
δ
(%)
|
--- | --- | 0.140711186478991±0.013005675000000 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Parc et al. 2026 | Tey et al. 2023 | ExoFOP | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|
|
a/R✶
|
--- |
29.40+0.29-0.32
|
--- | ||
|
Teq
(K)
|
514±16 | 508.9±5.0 | 469.880757130345 | ||
|
b
|
0.20+0.12-0.13
|
0.187+0.060-0.061
|
--- | ||
|
S
(S⨁)
|
11.6+1.5-1.4
|
11.18+0.45-0.44
|
11.5205083015932 | ||
|
i
(deg)
|
89.61±0.26 | 89.63±0.12 | --- | ||
|
P
(days)
|
10.688662±0.000150 | 10.688716±0.000015 | 10.6886083506691±0.0001146626500 | ||
|
Rp
(R⨁)
|
2.349+0.094-0.092
|
2.415+0.043-0.040
|
2.46422452476959±0.49686250000000 | ||
|
Rp
(RJup)
|
0.2096+0.0084-0.0082
|
0.2155+0.0038-0.0036
|
0.219843765523621±0.044327179544524 | ||
|
Rp/R✶
|
0.03602+0.00092-0.00093
|
0.03719+0.00054-0.00057
|
--- | ||
|
a
(au)
|
0.08040+0.00032-0.00031
|
0.08140±0.00017 | --- | ||
|
T14
(hours)
|
2.854±0.053 |
2.820+0.024-0.025
|
2.66722448779472±0.34568244000000 | ||
|
TC
(days)
|
2458659.3486±0.0017
(JD)
|
2458659.34623+0.00096-0.00094
(BJD)
|
2458659.34802300±0.00244976
(BJD)
|
||
|
ω
(deg)
|
90 | --- | --- | ||
|
Mp
(M⨁)
|
4.8±1.4 | --- | --- | ||
|
Mp
(MJup)
|
0.015±0.004 | --- | --- | ||
|
e
|
0 | --- | --- | ||
|
ρ
(g/cm3)
|
2.01+0.65-0.60
|
--- | --- | ||
|
K
(m/s)
|
1.97+0.57-0.56
|
--- | --- | ||
|
δ
(%)
|
--- | --- | 0.150117263406582±0.016204910000000 |
- Known Objects
- 2 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 2 Associated Literature Data
-
Densities of small planets around the M dwarfs TOI-4336 A and TOI-4342 with ESPRESSO: Three sub-Neptunes, one super-Earth, and a Neptune-mass candidate
Parc et al. 2026 | Reference Overview -
TESS Discovery of Twin Planets near 2:1 Resonance around Early M-Dwarf TOI 4342
Tey et al. 2023 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
ExoFOP TOI Table
ExoFOP
- 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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