HD 194490 Overview

HD 194490 1.15 R_⦿ 5861.32 K

HD 194490 b

Overview Parameters Nearby Data Bibliography 2 Legend Expand All

HD 194490 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
HD 194490
HD 194490 b	13092.18 d	3561.9 M_⨁	Radial Velocity	2022	Feng et al. 2022	Confirmed Planet

HD 194490 Stellar Parameters (2 Solutions)

RA: 20h27m59.52s

Dec: -51d39m52.07s

Distance: 80.2349+0.2496-0.2480
pc

Parallax: 12.4346000±0.0383595 mas

Ecliptic Latitude: -31.50783 deg

Ecliptic Longitude: 295.96072 deg

Galactic Latitude: -35.69138 deg

Galactic Longitude: 347.1134 deg

Total Proper Motion: 142.9107381±0.0736195 mas/yr

Proper Motion (RA): -142.8000000±0.0736503 mas/yr

Proper Motion (Dec): -5.6248600±0.0499977 mas/yr

Photometry: m_V
8.99±0.03; m_TESS
8.4083±0.0060; m_J
7.862±0.029; m_H
7.547±0.046; m_Ks
7.533±0.033; m_W1
7.427±0.036; m_W2
7.494±0.020; m_W3
7.477±0.017; m_W4
7.287±0.107; m_Gaia
8.827310±0.000345; m_B
9.62

Abundances (Hypatia Catalog): [Fe/H] 0.12±0.08 dex; [C/H] 0.11±0.06 dex; [O/H] 0.01±0.12 dex; [Na/H] -0.02±0.08 dex; [Mg/H] 0.17±0.09 dex; [Al/H] 0.00±0.12 dex; [Si/H] 0.08±0.05 dex; [Ca/H] 0.07±0.07 dex; [Y/H] 0.14±0.06 dex; [BaII/H] 0.04±0.10 dex

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

Source	Feng et al. 2022	TICv8
M_✶ (M_⦿)	1.060±0.128	1.060000+0.118263-0.137886
T_eff (K)	---	5861.320+115.936-108.857
L_✶ (log₁₀(L_⦿))	---	0.14740268+0.01041413-0.01401548
Metallicity (dex)	---	0.080±0.060 [M/H]
ρ_✶ (g/cm³)	---	0.984878+0.187906-0.202843
R_✶ (R_⦿)	---	1.1491100+0.0528116-0.0476960
log g (log₁₀(cm/s²))	---	4.3426500+0.0747658-0.0722244

HD 194490 b Planetary Parameters (1 Solution)

Status: Confirmed Planet

Detected By: Radial Velocity

Tools: Planetary Systems

Source	Feng et al. 2022
T_p (days)	2454060.759+88.887-233.314 (BJD)
ω (deg)	261.106+4.955-7.069
M_p (M_⨁)	3561.9+560.6-422.4
M_p (M_Jup)	11.207+1.764-1.329
e	0.2510+0.1050-0.0940
i (deg)	57.990+7.922-8.652
P (days)	13092.18348+3494.64637-2509.99734
K (m/s)	80.948+1.219-1.296
a (au)	11.116+2.007-1.511

Nearby Data (within 30 arcseconds) Browse Nearby Data

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

Data Files: 1 SuperWASP Time Series; 1 Associated Literature Data

Bibliography (2 References)

System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2

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