TOI-5388 Overview
-
Star:
TOI-5388
- Stellar Radius: 0.31 Solar Radius
- Stellar Effective Temperature: 3495.00 K
-
Planet:
TOI-5388.01
- Disposition Confirmed
- Planet Radius 0.088 Jupiter Radius
TOI-5388 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| TOI-5388 | ||||||
| TOI-5388.01 | 2.59 d | 0.99 R⨁ | Transit | 2024 | Hord et al. 2024 | Confirmed Planet |
TOI-5388.01
- Equilibrium temperature was calculated assuming a Bond albedo of 0.3. (Poultourtzidis et al. 2026)
- RA
- 10h08m42.36s
- Dec
- +35d32m51.21s
- Distance
- 18.52260±0.01665 pc
- Parallax
- 53.9592000±0.0481785 mas
- Ecliptic Latitude
- 22.47893 deg
- Ecliptic Longitude
- 141.14123 deg
- Galactic Latitude
- 54.51058 deg
- Galactic Longitude
- 188.93782 deg
- Total Proper Motion
- 234.0754407±0.0632573 mas/yr
- Proper Motion (RA)
- 192.5360000±0.0654902 mas/yr
- Proper Motion (Dec)
- 133.1210000±0.0583105 mas/yr
- Photometry
- mV 12.728±0.064
- mTESS 10.5737000±0.0073077
- mJ 9.167±0.018
- mH 8.618±0.029
- mKs 8.319±0.021
- mW1 8.165±0.022
- mW2 8.031±0.020
- mW3 7.916±0.020
- mW4 7.764±0.189
- mGaia 11.728400±0.000483
- mB 14.390±0.011
| Source | Poultourtzidis et al. 2026 | Hord et al. 2024 | TICv8 | ExoFOP | ||
|---|---|---|---|---|---|---|
|
Teff
(K)
|
3440±85 | 3495.0 | 3495.0±157.0 | 3495±157 | ||
|
M✶
(M⦿)
|
0.292±0.018 | 0.285719766 | 0.2914860±0.0202015 | --- | ||
|
R✶
(R⦿)
|
0.300±0.015 | 0.31 | 0.3129850±0.0093784 | 0.31±0.01 | ||
|
log g
(log10(cm/s2))
|
4.99±0.21 | 4.91164 | 4.9116400±0.0041128 | 4.91164000±0.00411282 | ||
|
L✶
(log10(L⦿))
|
-1.9454+0.0019-0.0020
|
--- |
-1.88047+0.09372-0.11968
|
--- | ||
|
Metallicity
(dex)
|
-0.36±0.20 [Fe/H] | --- | --- | --- | ||
|
v sin i
(km/s)
|
<2 | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
17±3 | --- | 13.40333±0.27454 | --- | ||
|
Sp. T
|
M3.0 V | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Poultourtzidis et al. 2026 | Hord et al. 2024 | ExoFOP | ||
|---|---|---|---|---|---|
|
a/R✶
|
20.5+1.9-4.6
|
16.88903951 | --- | ||
|
Teq
(K)
|
488+54-25
|
601.3533109 | 375 | ||
|
S
(S⨁)
|
--- | 3.30231 | 3.30231 | ||
|
P
(days)
|
2.5946748+0.0000042-0.0000030
|
2.594675 | 2.5946750±0.0000092 | ||
|
Rp
(R⨁)
|
0.990+0.070-0.060
|
1.894260±0.558897 | 1.894260±0.558897 | ||
|
Rp
(RJup)
|
0.0883+0.0062-0.0054
|
0.168811449±0.049807425 | 0.1689948±0.0498615 | ||
|
Rp/R✶
|
0.0305+0.0017-0.0010
|
0.055974261 | --- | ||
|
a
(au)
|
--- | 0.024335855 | --- | ||
|
T14
(hours)
|
--- | 0.313 | 0.313±0.218 | ||
|
δ
(%)
|
--- | --- | 0.1070000±0.0260812 | ||
|
TC
(days)
|
2459348.07817+0.00052-0.00055
(BJD-TDB)
|
--- |
2459630.8957480±0.0015028
(BJD)
|
||
|
b
|
0.43+0.29-0.28
|
--- | --- | ||
|
Mp
(M⨁)
|
<2.2 | --- | --- | ||
|
Mp
(MJup)
|
<0.0069 | --- | --- | ||
|
i
(deg)
|
88.8+0.8-1.4
|
--- | --- | ||
|
ρ
(g/cm3)
|
<11.9 | --- | --- | ||
|
K
(m/s)
|
0.44+0.48-0.30
|
--- | --- |
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
Characterization of two new transiting sub-Neptunes and a terrestrial planet around M-dwarf hosts
Poultourtzidis et al. 2026 Reference Overview -
Identification of the Top TESS Objects of Interest for Atmospheric Characterization of Transiting Exoplanets with JWST
Hord et al. 2024 Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
ExoFOP TOI Table
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