CoRoT-18 Overview

CoRoT-18 1.00 R_⦿ 5440.00 K

CoRoT-18 b

1.310 R_Jup

Overview Notes 1 Parameters Ancillary 3 Nearby Data Bibliography 10 Legend Expand All

CoRoT-18 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
CoRoT-18
CoRoT-18 b	1.9 d	14.68 R_⨁	Transit	2011	Hebrard et al. 2011	Confirmed Planet

Exoplanet Archive Notes (1)

CoRoT-18

Stellar age value/uncertainties taken from Table 12 in ref. (Raetz et al. 2019)

CoRoT-18 Stellar Parameters (7 Solutions)

RA: 06h32m41.38s

Dec: -00d01m53.78s

Distance: 764.889+27.614-25.784
pc

Parallax: 1.28063±0.04522 mas

Ecliptic Latitude: -23.2188 deg

Ecliptic Longitude: 98.89441 deg

Galactic Latitude: -4.18491 deg

Galactic Longitude: 210.8191 deg

Total Proper Motion: 4.0100233±0.0664699 mas/yr

Proper Motion (RA): 2.3346800±0.0679364 mas/yr

Proper Motion (Dec): -3.2603000±0.0657052 mas/yr

Photometry: m_V
14.868±0.172; m_TESS
14.2465±0.0188; m_J
13.441±0.024; m_H
13.081±0.031; m_Ks
13.014±0.030; m_W1
12.955±0.025; m_W2
12.955±0.029; m_W3
11.968; m_W4
8.771; m_Gaia
14.800900±0.001211; m_B
15.751±0.063; m_g
15.3870000±0.0036424; m_i
14.5159000±0.0043373; m_r
14.7454000±0.0044737; m_u
16.9794000±0.0071777; m_z
14.4078000±0.0046509

Tools: Planetary Systems; ExoFOP Target Overview Page; IRSA Finding Chart; TOI; Stellar Hosts

Source	TICv8	Raetz et al. 2019	Gaia DR2	Bonomo et al. 2017	Southworth 2012	Hebrard et al. 2011	ExoFOP
T_eff (K)	5525.0±123.0	---	5063.020+248.977-61.070	5440±100	5440±100	5440±100	5440
Metallicity (dex)	---	---	---	-0.100±0.100 [Fe/H]	-0.1±0.1 [Fe/H]	-0.1±0.1 [Fe/H]	---
γ (km/s)	---	---	---	---	---	29.550±0.016	---
v sin i (km/s)	---	---	---	8.0±1.0	---	8.0±1.0	---
ρ_✶ (g/cm³)	1.6782572	1.80+0.06-0.13	---	---	1.54±0.23	1.35±0.25	---
M_✶ (M_⦿)	0.97	0.88±0.07	---	0.95±0.15	0.861±0.061	0.95±0.15	---
R_✶ (R_⦿)	0.934028	0.883+0.025-0.031	1.0019836+0.0246162-0.0917261	1.00±0.13	0.924±0.057	1.00±0.13	0.934028029441833
log g (log₁₀(cm/s²))	4.48412	4.491+0.015-0.023	---	---	4.442±0.043	4.4±0.1	4.41615
Sp. T	---	---	---	---	---	G9 V	---
L_✶ (log₁₀(L_⦿))	-0.1352563	-0.17±0.06	-0.2259455+0.0329491-0.0356557	---	---	---	---
Age (Gyr)	---	6.920+5.670-3.120	---	0.60+0.00-0.60	---	---	---
P_rot (days)	---	---	---	5.40±0.40	---	---	---

CoRoT-18 b Planetary Parameters (6 Solutions)

Status: Confirmed Planet

Detected By: Radial Velocity, Transit

Tools: Planetary Systems; Transit Prediction Service; TOI; Transit

Source	Hebrard et al. 2011	Patel & Espinoza 2022	Raetz et al. 2019	Bonomo et al. 2017	Southworth 2012	ExoFOP
a/R_✶	6.35±0.40	7.16+0.20-0.28	7.013+0.078-0.160	---	6.6578+0.3352-0.3045	---
T_eq (K)	1550±90	---	1487±19	---	1490±45	1366.35053703611
b	0.40 +0.08-0.14	0.180+0.150-0.110	0.010±0.200	---	---	---
M_p (M_⨁)	1102.82±120.77	---	1049±60	1100±121	1039±54	---
M_p (M_Jup)	3.47±0.38	---	3.30±0.19	3.46±0.38	3.27±0.17	---
i (deg)	86.5 +1.4-0.9	---	89.9±1.6	86.50+1.40-0.90	86.8±1.7	---
P (days)	1.9000693±0.0000028	1.9000769+0.0000021-0.0000022	1.9000900±0.0000005	1.9000693±0.0000028	1.9000693±0.0000028	1.90008624738961±0.00000393311700
ρ (g/cm³)	2.2±0.8	---	2.73+0.32-0.38	1.91+1.10-0.62	2.07±0.40	---
R_p (R_⨁)	14.68±2.02	---	12.85+0.44-0.54	14.7±2.0	14.02±0.93	15.0496207773255±0.5327904000000
R_p (R_Jup)	1.31±0.18	---	1.146+0.039-0.048	1.31±0.18	1.251±0.083	1.34263954770887±0.04753245761231
R_p/R_✶	0.1341±0.0019	0.1579+0.0042-0.0046	0.1331+0.0014-0.0013	---	---	---
a (au)	0.0295±0.0016	---	0.0288±0.0008	0.0295+0.0015-0.0017	0.02860±0.00068	---
T_C (days)	2455321.72412±0.00018 (HJD)	2459226.40927+0.00061-0.00065 (BJD)	2455321.72565±0.00024 (BJD-TDB)	2455321.72490±0.00018 (BJD-TDB)	---	2459203.60848300±0.00136724 (BJD)
K (m/s)	590±14	---	---	588±16	590±14	---
e	<0.08	---	---	<0.025	---	---
S (S_⨁)	---	---	---	---	---	823.700878259345
δ (%)	---	---	---	---	---	2.5717008585778±0.0843598100000
T₁₄ (hours)	2.387±0.038	---	---	---	---	2.30582320966246±0.09698775400000
λ (deg)	-10±20	---	---	---	---	---
ψ (deg)	20±20	---	---	---	---	---

Ancillary Information (3 Unique Files)

+ CoRoT-18 (1 File Type, 3 Files)

Literature Time Series (1 File Type, 3 Files)

File Type	Data Points	Filter	Reference
Radial Velocity Curve	18	Optical Spectra	Hebrard et al. 2011
Radial Velocity Curve	11	Optical Spectra	Hebrard et al. 2011
Radial Velocity Curve	5	Optical Spectra	Hebrard et al. 2011

Nearby Data (within 30 arcseconds) Browse Nearby Data

+

Known Objects: 1 Confirmed Planets; 6 2MASS Point Source Catalog

Data Files: 2 CoRot Exoplanet Time Series; 1 Associated Literature Data

Bibliography (10 References)

Empirical Limb-darkening Coefficients and Transit Parameters of Known Exoplanets from TESS
Patel & Espinoza 2022 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Transit analysis of the CoRoT-5, CoRoT-8, CoRoT-12, CoRoT-18, CoRoT-20, and CoRoT-27 systems with combined ground- and space-based photometry
Raetz et al. 2019 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
ExoFOP TOI Table
ExoFOP
The GAPS Programme with HARPS-N at TNG . XIV. Investigating giant planet migration history via improved eccentricity and mass determination for 231 transiting planets
Bonomo et al. 2017 Reference Overview
All WISE Data Release
Cutri et al. 2014 Reference Overview
Homogeneous studies of transiting extrasolar planets - V. New results for 38 planets
Southworth 2012 Reference Overview
Transiting exoplanets from the CoRoT space mission. XX. CoRoT-18b: a massive hot jupiter on a prograde, nearly aligned orbit
Hebrard et al. 2011 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
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Transit Prediction Service
Time Series
Kepler | K2

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