TOI-2158 Overview
-
Star:
TOI-2158
- Stellar Radius: 1.50 Solar Radius
- Stellar Effective Temperature: 5389.00 K
-
Planet:
TOI-2158 b
- Disposition Confirmed
- Planet Radius 0.899 Jupiter Radius
-
Planet:
TOI-2158 c
- Disposition Confirmed
-
Planet:
TOI-2158 d
- Disposition Candidate
TOI-2158 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| TOI-2158 | ||||||
| TOI-2158 b | 8.6 d | 10.08 R⨁ | Transit | 2022 | Knudstrup et al. 2022 | Confirmed Planet |
| TOI-2158 c | 414.5 d | > 514.88 M⨁ | Radial Velocity | 2026 | Knudstrup et al. 2026 | Confirmed Planet |
| TOI-2158 d | 3336 d | > 2288.36 M⨁ | Radial Velocity | 2026 | Knudstrup et al. 2026 | Candidate Planet |
TOI-2158 b
- Orbital eccentricity is a 3-sigma upper limit. (Knudstrup et al. 2022)
- RA
- 18h27m14.41s
- Dec
- +20d31m36.79s
- Distance
-
198.473+1.403-1.383pc
- Parallax
- 5.0099000±0.0350975 mas
- Ecliptic Latitude
- 43.75731 deg
- Ecliptic Longitude
- 278.8404 deg
- Galactic Latitude
- 14.34304 deg
- Galactic Longitude
- 48.93331 deg
- Total Proper Motion
- 44.6987693±0.0448273 mas/yr
- Proper Motion (RA)
- -43.9968000±0.0435487 mas/yr
- Proper Motion (Dec)
- 7.8906000±0.0743149 mas/yr
- Photometry
- mV 10.887±0.006
- mTESS 10.1669±0.0060
- mJ 9.469±0.027
- mH 9.172±0.044
- mKs 9.071±0.018
- mW1 9.025±0.023
- mW2 9.076±0.020
- mW3 8.993±0.029
- mW4 8.957±0.397
- mGaia 10.671800±0.000247
- mB 11.656±0.090
| Source | Knudstrup et al. 2026 | Knudstrup et al. 2022 | TICv8 | ExoFOP | ||
|---|---|---|---|---|---|---|
|
Teff
(K)
|
5673±50 | 5673±50 |
5389.0000+99.5412-145.6800
|
5389.0±122.6 | ||
|
R✶
(R⦿)
|
1.32±0.04 | 1.41±0.03 |
1.4963600+0.0890221-0.0701889
|
1.50±0.08 | ||
|
log g
(log10(cm/s2))
|
4.19±0.05 | 4.19±0.05 |
4.0588100+0.0711197-0.0902274
|
4.06±0.08 | ||
|
L✶
(log10(L⦿))
|
--- | --- |
0.23079903+0.01474974-0.01061060
|
--- | ||
|
ρ✶
(g/cm3)
|
0.69±0.06 | 0.56±0.07 |
0.3934318+0.0796526-0.1004435
|
--- | ||
|
M✶
(M⦿)
|
1.12±0.05 | 1.12±0.12 |
0.9350000+0.1463530-0.0831980
|
--- | ||
|
Metallicity
(dex)
|
0.47±0.08 [Fe/H] | 0.47±0.08 [Fe/H] | --- | --- | ||
|
v sin i
(km/s)
|
3.7±0.5 | 3.7±0.5 | --- | --- | ||
|
Age
(Gyr)
|
7.7±1.6 | 8±1 | --- | --- | ||
|
CAII LOG RHK
|
--- | -5.06±0.05 | --- | --- | ||
|
Prot
(days)
|
--- | <19±3 | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Knudstrup et al. 2026 | Knudstrup et al. 2022 | ExoFOP | ||
|---|---|---|---|---|---|
|
a/R✶
|
11.5±0.4 |
11.4+0.6-0.5
|
--- | ||
|
Teq
(K)
|
1173±23 | 1188±10 | 837 | ||
|
b
|
0.840+0.012-0.011
|
0.86+0.02-0.03
|
--- | ||
|
S
(S⨁)
|
215±15 | --- | 81.4989 | ||
|
ω
(deg)
|
26+46-35
|
52.0+19.0-52.0
|
--- | ||
|
Mp
(M⨁)
|
277±13 | 261±25 | --- | ||
|
Mp
(MJup)
|
0.87±0.04 | 0.82±0.08 | --- | ||
|
e
|
0.028+0.013-0.014
|
<0.070 | --- | ||
|
i
(deg)
|
85.8+0.3-0.2
|
85.7+0.4-0.3
|
--- | ||
|
P
(days)
|
8.60079+0.00002-0.00001
|
8.60077±0.00003 | 8.6007557±0.0000168 | ||
|
Rp
(R⨁)
|
10.1±0.2 | 10.8±0.1 | 10.798800±0.607636 | ||
|
Rp
(RJup)
|
0.899±0.015 | 0.960±0.012 | 0.96340607±0.05420975 | ||
|
Rp/R✶
|
0.0702±0.0007 | 0.0700±0.0009 | --- | ||
|
K
(m/s)
|
79.8±1.8 | 75±4 | --- | ||
|
a
(au)
|
0.070±0.002 | 0.075±0.004 | --- | ||
|
T14
(hours)
|
3.77±0.04 |
3.77+0.05-0.06
|
3.304±0.159 | ||
|
TC
(days)
|
2459018.9195±0.0008
(BJD-TDB)
|
2459018.9225+0.0010-0.0011
(BJD)
|
2459758.5863120±0.0008904
(BJD)
|
||
|
δ
(%)
|
--- | --- | 0.509000000±0.000144629 | ||
|
ρ
(g/cm3)
|
--- | 1.14±0.12 | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Knudstrup et al. 2026 |
|---|---|
|
ω
(deg)
|
-120±9 |
|
Mp sin i
(M⨁)
|
515±41 |
|
Mp sin i
(MJup)
|
1.62±0.13 |
|
e
|
0.54±0.04 |
|
P
(days)
|
414.5+1.5-1.6
|
|
K
(m/s)
|
41±3 |
|
TC
(days)
|
2459620+18-14
(BJD-TDB)
|
- Status
- Candidate Planet
- Detected By
- Radial Velocity
- Tools
| Source | Knudstrup et al. 2026 |
|---|---|
|
ω
(deg)
|
90 |
|
Mp sin i
(M⨁)
|
2288±350 |
|
Mp sin i
(MJup)
|
7.2±1.1 |
|
e
|
0 |
|
P
(days)
|
3336+378-538
|
|
K
(m/s)
|
91.0+11.0-16.0
|
|
TC
(days)
|
2460505+81-115
(BJD-TDB)
|
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 2 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 2 Associated Literature Data
-
TS23/McDonald and FIES/NOT strike again. Two new warm Jupiter systems and outer companions in a third
Knudstrup et al. 2026 Reference Overview -
Confirmation and characterisation of three giant planets detected by TESS from the FIES/NOT and Tull/McDonald spectrographs
Knudstrup et al. 2022 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
- Search
- Browse
- Download
