LP 791-18 | NASA Exoplanet Archive
LP 791-18 Overview
LP 791-18 0.18 R⦿ 2960.00 K
-
RA
- 11h02m45.72s
-
Dec
- -16d24m23.20s
-
Distance
-
26.4927+0.0640-0.0638
pc
-
Parallax
- 37.7177000±0.0904032 mas
-
Ecliptic Latitude
- -20.69869 deg
-
Ecliptic Longitude
- 173.5403 deg
-
Galactic Latitude
- 39.10605 deg
-
Galactic Longitude
- 268.56582 deg
-
Total Proper Motion
- 228.8151050±0.2145201 mas/yr
-
Proper Motion (RA)
- -221.078000±0.218931 mas/yr
-
Proper Motion (Dec)
- -58.998900±0.138468 mas/yr
-
Photometry
-
mV
16.91±0.20 -
mTESS
13.5571000±0.0077321 -
mJ
11.559±0.024 -
mH
10.993±0.022 -
mKs
10.644±0.023 -
mW1
10.426±0.023 -
mW2
10.233±0.021 -
mW3
10.024±0.062 -
mW4
8.637 -
mGaia
15.071500±0.001324 -
mg
17.8827000±0.0056684 -
mi
14.3142000±0.0034365 -
mr
16.26720±0.00385 -
mu
21.297500±0.138655 -
mz
13.2565000±0.0035259
| Source | Peterson et al. 2023 | TICv8 | Crossfield et al. 2019 | Gaia DR2 | ExoFOP-TESS TOI | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|
|
Teff (K) |
2960±55 | 2949.0±157.0 | 2960±55 |
3515.9551+453.3850-138.9551 |
2940±67 | 2940±67 | ||
|
L✶ (log10(L⦿)) |
-2.64+0.00-0.00 |
-2.6984+0.1056-0.1398 |
-2.70+0.09-0.11 |
--- | --- | --- | ||
|
Metallicity (dex) |
-0.090±0.190 [Fe/H] | --- | -0.090±0.190 [Fe/H] | --- | --- | --- | ||
|
γ (km/s) |
14.1±0.3 | --- | 14.1±0.3 | --- | --- | --- | ||
|
v sin i (km/s) |
<2 | --- | <2 | --- | --- | --- | ||
|
Age (Gyr) |
>0.5 | --- | >0.5 | --- | --- | --- | ||
|
ρ✶ (g/cm3) |
32.51+4.26-3.65 |
39.6500958±2.0301922 |
31.1+5.6-9.1 |
--- | --- | --- | ||
|
M✶ (M⦿) |
0.139±0.005 | 0.1416900±0.0200509 | 0.139±0.005 | --- | --- | --- | ||
|
R✶ (R⦿) |
0.182±0.007 | 0.1714300±0.0051893 | 0.171±0.018 | --- | 0.171430006623268±0.005189290000000 | 0.171430006623268±0.005189290000000 | ||
|
log g (log10(cm/s2)) |
5.115±0.094 | 5.1212300±0.0355726 | 5.115±0.094 | --- | 5.143150±0.410207 | 5.143150±0.410207 | ||
|
Sp. T |
M(6.1 +/- 0.7) V | --- | M(6.1+/-0.7) V | --- | --- | --- |
-
Status
- Confirmed Planet Detected By
- Transit
| Source | Peterson et al. 2023 | Crossfield et al. 2019 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|
|
Teq (K) |
564.3+3.5-3.4 |
650±120 | 542.829237002035 | ||
|
b |
0.33±0.19 |
0.54+0.36-0.37 |
--- | ||
|
S (S⨁) |
24.14+0.61-0.57 |
21.5+5.4-4.6 |
20.5198378829844 | ||
|
i (deg) |
88.37+0.94-0.95 |
87.3+2.0-4.9 |
--- | ||
|
P (days) |
0.9479981±0.0000021 | 0.9480050±0.0000058 | 0.947994543578216±0.000013893416500 | ||
|
Rp (R⨁) |
1.212+0.059-0.058 |
1.12±0.13 | 1.19263920929957±0.47840133000000 | ||
|
Rp (RJup) |
0.1081+0.0053-0.0052 |
0.0999±0.0116 | 0.106400326775437±0.042680181437015 | ||
|
Rp/R✶ |
0.0610±0.0018 | 0.0604±0.0028 | --- | ||
|
a (au) |
0.00978±0.00012 |
0.009690+0.000320-0.000350 |
--- | ||
|
T14 (hours) |
0.6195±0.0087 |
0.612+0.068-0.079 |
0.564662978136318±0.261489100000000 | ||
|
TC (days) |
2458774.86973±0.00018 | 2458645.94405±0.00066 | 2458543.55800600±0.00069767 | ||
|
a/R✶ |
--- |
11+2-4 |
--- | ||
|
e |
--- | 0 | --- | ||
|
δ (%) |
--- | --- | 0.420052889003663±0.056698956000000 |
-
Status
- Confirmed Planet Detected By
- Transit, Transit Timing Variations
| Source | Peterson et al. 2023 |
|---|---|
|
Teq (K) |
395.5+2.6-2.3 |
|
b |
0.27±0.17 |
|
S (S⨁) |
5.83+0.15-0.14 |
|
Mp (M⨁) |
0.90+0.50-0.40 |
|
Mp (MJup) |
0.0028+0.0016-0.0013 |
|
e |
0.00150±0.00014 |
|
i (deg) |
89.34±0.41 |
|
P (days) |
2.753436±0.000013 |
|
Rp (R⨁) |
1.032+0.044-0.043 |
|
Rp (RJup) |
0.09207+0.00393-0.00384 |
|
Rp/R✶ |
0.05192±0.00090 |
|
a (au) |
0.01992±0.00024 |
|
T14 (hours) |
0.9152+0.0250-0.0252 |
|
TC (days) |
2458772.16211+0.00050-0.00082 |
-
Status
- Confirmed Planet Detected By
- Transit
| Source | Peterson et al. 2023 | Kokori et al. 2023 | Crossfield et al. 2019 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|
|
Teq (K) |
324.4+2.0-1.9 |
--- | 370±30 | 312.057088865798 | ||
|
b |
0.134±0.082 | --- |
0.28+0.24-0.19 |
--- | ||
|
S (S⨁) |
2.637+0.066-0.062 |
--- |
2.35+0.59-0.51 |
2.24107923996247 | ||
|
Mp (M⨁) |
7.1±0.7 | --- | --- | --- | ||
|
Mp (MJup) |
0.022±0.002 | --- | --- | --- | ||
|
e |
0.000080±0.000040 | --- | 0 | --- | ||
|
i (deg) |
89.78±0.13 |
89.55+0.32-0.50 |
89.55+0.32-0.50 |
--- | ||
|
P (days) |
4.9899093+0.0000074-0.0000072 |
4.9899054±0.0000026 | 4.989963±0.000050 | 4.98991757887488±0.00000559993120 | ||
|
Rp (R⨁) |
2.438±0.096 | --- | 2.31±0.25 | 2.98584359524395±1.24321780000000 | ||
|
Rp (RJup) |
0.2175±0.0086 | --- | 0.206±0.022 | 0.266379582154509±0.110912654172025 | ||
|
Rp/R✶ |
0.12261±0.00097 | 0.1238±0.0022 | 0.1238±0.0022 | --- | ||
|
a (au) |
0.02961+0.00035-0.00036 |
--- |
0.029392+0.000980-0.001050 |
--- | ||
|
T14 (hours) |
1.167±0.009 | --- |
1.208+0.056-0.046 |
1.38196537505452±0.09407357000000 | ||
|
TC (days) |
2458771.055182+0.000091-0.000097 |
2458905.78256±0.00020 | 2458651.29807±0.00041 | 2458546.50806600±0.00066381 | ||
|
δ (%) |
--- | --- | --- | 1.89314105811678±0.12685297000000 | ||
|
a/R✶ |
--- |
34.5+2.0-3.7 |
34.5+2.0-3.7 |
--- |
-
Known Objects
- 3 Confirmed Planets
- 3 2MASS Point Source Catalog
-
Data Files
- 3 Associated Literature Data
-
A temperate Earth-sized planet with tidal heating transiting an M6 star
Peterson et al. 2023 -
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
A Super-Earth and Sub-Neptune Transiting the Late-type M Dwarf LP 791-18
Crossfield et al. 2019 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview
- 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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