HD 194490 Overview
-
Star:
HD 194490
- Stellar Radius: 1.15 Solar Radius
- Stellar Effective Temperature: 5861.32 K
-
Planet:
HD 194490 b
- Disposition Confirmed
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 |
- RA
- 20h27m59.52s
- Dec
- -51d39m52.07s
- Distance
-
80.2349+0.2496-0.2480pc
- 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
- mV 8.99±0.03
- mTESS 8.4083±0.0060
- mJ 7.862±0.029
- mH 7.547±0.046
- mKs 7.533±0.033
- mW1 7.427±0.036
- mW2 7.494±0.020
- mW3 7.477±0.017
- mW4 7.287±0.107
- mGaia 8.827310±0.000345
- mB 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
| Source | Feng et al. 2022 | TICv8 |
|---|---|---|
|
M✶
(M⦿)
|
1.060±0.128 |
1.060000+0.118263-0.137886
|
|
Teff
(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
|
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Feng et al. 2022 |
|---|---|
|
Tp
(days)
|
2454060.759+88.887-233.314
(BJD)
|
|
ω
(deg)
|
261.106+4.955-7.069
|
|
Mp
(M⨁)
|
3561.9+560.6-422.4
|
|
Mp
(MJup)
|
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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- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 Associated Literature Data
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- Candidate
- False Positive Planet
- Controversial
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- Aliases
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