TOI-4438 Overview
TOI-4438
0.38
R⦿
3353.00
K
TOI-4438 b
0.225
RJup
- Architecture
- TOI-4438
- TOI-4438
- Other Data
- Bibliography 4
- Nearby Data 4
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| TOI-4438 | TOI-4438 b | Transit | 2024 | Goffo et al. 2024 | Confirmed Planet |
- RA
- 18h01m16.14s
- Dec
- +35d35m41.64s
- Distance
- 30.0346±0.0233 pc
- Parallax
- 33.2660000±0.0256476 mas
- Ecliptic Latitude
- 59.03363 deg
- Ecliptic Longitude
- 270.4975 deg
- Galactic Latitude
- 24.9965 deg
- Galactic Longitude
- 61.79465 deg
- Total Proper Motion
- 572.2108933±0.0490796 mas/yr
- Proper Motion (RA)
- 29.1092000±0.0428259 mas/yr
- Proper Motion (Dec)
- -571.4700000±0.0490948 mas/yr
- Photometry
-
mV13.690±0.045
-
mTESS11.2695000±0.0073086
-
mJ9.695±0.021
-
mH9.128±0.016
-
mKs8.869±0.018
-
mGaia12.519600±0.000337
-
mB15.220±0.121
| Source | Peláez-Torres et al. 2024 | Goffo et al. 2024 | TICv8 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|
|
Teff
(K)
|
3353±157 | 3422±81 | 3353.0±157.0 | 3353±157 | ||
|
L✶
(log10(L⦿))
|
-1.7935+0.0962-0.1238
|
-1.768+0.002-0.002
|
-1.79352+0.09617-0.12371
|
--- | ||
|
ρ✶
(g/cm3)
|
--- |
10.1+1.7-1.4
|
9.664684±0.322123 | --- | ||
|
M✶
(M⦿)
|
0.3640±0.0202 | 0.368±0.021 | 0.3639960±0.0201927 | --- | ||
|
R✶
(R⦿)
|
0.376±0.011 | 0.372±0.018 | 0.3758590±0.0111301 | 0.375858992338181±0.011130100000000 | ||
|
log g
(log10(cm/s2))
|
>4.5 | 4.68±0.04 | 4.8491100±0.0016113 | 4.84911000±0.00161128 | ||
|
Metallicity
(dex)
|
--- | -0.19±0.05 [Fe/H] | --- | --- | ||
|
γ
(km/s)
|
--- | -35.81±0.47 | --- | --- | ||
|
v sin i
(km/s)
|
--- | <2 | --- | --- | ||
|
Age
(Gyr)
|
--- | 5.1±2.8 | --- | --- | ||
|
Sp. T
|
M | M3.5 V | --- | --- | ||
|
Prot
(days)
|
--- | 68±6 | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Goffo et al. 2024 | Peláez-Torres et al. 2024 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|
|
a/R✶
|
--- |
29.22+0.87-2.14
|
--- | ||
|
Teq
(K)
|
435±15 | 435±15 | 392.843947064714 | ||
|
b
|
0.39+0.16-0.24
|
0.25+0.19-0.18
|
--- | ||
|
i
(deg)
|
89.34+0.39-0.21
|
89.51+0.36-0.44
|
--- | ||
|
P
(days)
|
7.446280±0.000009 |
7.446300+0.000008-0.000009
|
7.44630337680409±0.00002302009300 | ||
|
Rp
(R⨁)
|
2.52±0.13 | 2.49±0.13 | 2.40486443504248±0.30863930000000 | ||
|
Rp
(RJup)
|
0.225±0.012 | 0.222±0.012 | 0.214548003909265±0.027535001465387 | ||
|
Rp/R✶
|
0.062±0.001 |
0.0643+0.0052-0.0022
|
--- | ||
|
a
(au)
|
0.0534±0.0037 |
0.0511+0.0015-0.0037
|
--- | ||
|
TC
(days)
|
2459396.41168±0.00065 | 2459396.4107±0.0006 | 2459396.40957800±0.00075457 | ||
|
S
(S⨁)
|
6.00+0.90-0.77
|
--- | 5.62861139341486 | ||
|
ω
(deg)
|
-70.0+36.0-32.0
|
--- | --- | ||
|
Mp
(M⨁)
|
5.4±1.1 | --- | --- | ||
|
Mp
(MJup)
|
0.017±0.003 | --- | --- | ||
|
e
|
0.14±0.09 | --- | --- | ||
|
ρ
(g/cm3)
|
1.85+0.51-0.44
|
--- | --- | ||
|
K
(m/s)
|
3.50±0.72 | --- | --- | ||
|
T14
(hours)
|
2.021+0.033-0.025
|
--- | 2.00331377616967±0.15890975000000 | ||
|
δ
(%)
|
--- | --- | 0.404572417847442±0.012828719000000 |
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
Validation of up to seven TESS planet candidates through multi-colour transit photometry using MuSCAT2 data
Peláez-Torres et al. 2024 | Reference Overview -
TOI-4438 b: a transiting mini-Neptune amenable to atmospheric characterization
Goffo et al. 2024 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI
- 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
