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NGTS-18 Overview

NGTS-18 1.39 R⦿ 5610.00 K
NGTS-18 b
1.210 RJup
Architecture
NGTS-18
NGTS-18
NGTS-18 b
Other Data
Bibliography 3
Exoplanet Archive Notes 1
Nearby Data 4
Discovery Data
Host Planet Method Year Reference Disposition
NGTS-18 NGTS-18 b Transit 2021 Tilbrook et al. 2021 Confirmed Planet
NGTS-18 b
RA
12h02m11.09s
Dec
-35d32m54.99s
Distance
1096.19+43.11-40.02
pc
Parallax
0.8837230±0.0343196 mas
Ecliptic Latitude
-32.02794 deg
Ecliptic Longitude
196.32676 deg
Galactic Latitude
26.25398 deg
Galactic Longitude
291.77668 deg
Total Proper Motion
2.8374726±0.0366568 mas/yr
Proper Motion (RA)
-2.416460±0.040218 mas/yr
Proper Motion (Dec)
1.4872700±0.0249201 mas/yr
Photometry
mV
14.588±0.126
mTESS
13.9069±0.0060
mJ
13.265±0.030
mH
12.888±0.023
mKs
12.870±0.032
mW1
12.795±0.023
mW2
12.818±0.025
mW3
12.780±0.511
mW4
9.227
mGaia
14.389600±0.000293
mB
15.322±0.046
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Tilbrook et al. 2021 TICv8 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
Teff
(K)
5610±150
5726.0+122.0-122.0
 5726±122
Metallicity
(dex)
0.15±0.10 [Fe/H] --- ---
γ
(km/s)
5.19±0.02 --- ---
v sin i
(km/s)
<0.5 --- ---
Age
(Gyr)
10.84+1.28-1.45
 --- ---
M✶
(M⦿)
1.003+0.030-0.025
 1.02 ---
R✶
(R⦿)
1.392±0.209 1.38708 1.38707995414734
log g
(log10(cm/s2))
4.16±0.07 4.16246 4.16246
Sp. T
G5 V --- ---
L✶
(log10(L⦿))
--- 0.2703040 ---
ρ✶
(g/cm3)
--- 0.538840 ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity, Transit
Tools
Transit Prediction Service
TOI
Transit
Source Tilbrook et al. 2021 ExoFOP-TESS TOI Show Candidate Solutions >> << Hide Candidate Solutions
a/R✶
6.97±0.27 ---
Teq
(K)
1381+55-53
 1461.1955965983
b
0.183+0.147-0.115
 ---
S
(S⨁)
845.0±270.0 1077.34405830216
Mp
(M⨁)
130+26-20
 ---
Mp
(MJup)
0.409+0.081-0.063
 ---
e
0 ---
P
(days)
3.05125+0.00001-0.00001
 3.05205702480118±0.00094086275000
ρ
(g/cm3)
0.28+0.25-0.12
 ---
Rp
(R⨁)
13.6±2.0 13.6453427597527±1.2313935000000
Rp
(RJup)
1.21±0.18 1.21735803860851±0.10985775896643
Rp/R✶
0.089±0.001 ---
K
(m/s)
62±5 ---
a
(au)
0.0448±0.0068 ---
T14
(hours)
3.601+0.055-0.047
 3.48177919898711±0.28988293000000
TC
(days)
2458564.4506±0.0007 2460016.84650200±0.00391905
δ
(%)
--- 0.940309260110119±0.072753284000000
Print
Known Objects
1 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 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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NASA Exoplanet Archive is operated by the California Institute of Technology, under contract with the National Aeronautics and Space Administration under the Exoplanet Exploration Program.