LP 791-18 Overview

LP 791-18 0.17 R⦿ 3515.96 K
LP 791-18 b
0.108 RJup
LP 791-18 d
0.092 RJup
LP 791-18 c
0.218 RJup
Architecture
LP 791-18
LP 791-18
LP 791-18 b
LP 791-18 d
LP 791-18 c
Discovery Data
Host Planet Method Year Reference Disposition
LP 791-18 LP 791-18 b Transit 2019 Crossfield et al. 2019 Confirmed Planet
LP 791-18 LP 791-18 d Transit 2023 Peterson et al. 2023 Confirmed Planet
LP 791-18 LP 791-18 c Transit 2019 Crossfield et al. 2019 Confirmed Planet
LP 791-18 LP 791-18 b LP 791-18 d LP 791-18 c
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
---
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 ---
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
a/R
--- ---
34.5+2.0-3.7
---
δ
(%)
--- --- --- 1.89314105811678±0.12685297000000
Known Objects
3 Confirmed Planets
3 2MASS Point Source Catalog
Data Files
3 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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