HD 162020 Overview
HD 162020
0.76
R⦿
4858.00
K
HD 162020 b
- Architecture
- HD 162020
- HD 162020
- Other Data
- Bibliography 18
- Exoplanet Archive Notes 1
- Nearby Data 5
Discovery Data
Host | Planet | Method | Year | Reference | Disposition |
---|---|---|---|---|---|
HD 162020 | HD 162020 b | Radial Velocity | 2002 | Udry et al. 2002 | Confirmed Planet |
HD 162020
- Stellar mass selected from evolutionary track mass (M_track) in Table 4 (Ghezzi et al. 2010)
- RA
- 17h50m38.38s
- Dec
- -40d19m06.47s
- Distance
-
30.8248+0.0715-0.0712pc
- Parallax
- 32.4128000±0.0745048 mas
- Ecliptic Latitude
- -16.89433 deg
- Ecliptic Longitude
- 268.13163 deg
- Galactic Latitude
- -6.72629 deg
- Galactic Longitude
- 350.73899 deg
- Total Proper Motion
- 32.4378566±0.1048749 mas/yr
- Proper Motion (RA)
- 20.276400±0.118034 mas/yr
- Proper Motion (Dec)
- -25.3196000±0.0954862 mas/yr
- Photometry
-
mV9.10±0.03
-
mTESS8.1181±0.0060
-
mJ7.175±0.021
-
mH6.649±0.027
-
mKs6.539±0.024
-
mW16.47±0.07
-
mW26.452±0.022
-
mW36.473±0.015
-
mW46.502±0.064
-
mGaia8.759490±0.000461
-
mB10.105±0.045
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.04±0.18 dex
-
[C/H] -0.02±0.14 dex
-
[O/H] 0.13±0.09 dex
-
[Na/H] -0.06±0.26 dex
-
[Mg/H] -0.09±0.08 dex
-
[Al/H] -0.05±0.12 dex
-
[Si/H] -0.07±0.10 dex
-
[Ca/H] -0.02±0.16 dex
-
[Y/H] -0.28±0.08 dex
-
[BaII/H] 0.04±0.15 dex
Source | TICv8 | Gaia DR2 | Stassun et al. 2017 | Turnbull 2015 | Tsantaki et al. 2014 | Ghezzi et al. 2010 | Sousa et al. 2008 | Gray et al. 2006 | Valenti & Fischer 2005 | Nordstrom et al. 2004 | Santos et al. 2004 | Udry et al. 2002 | Michigan Catalog, Vol. 2 | Cannon & Pickering 1918 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Teff
(K)
|
4776.3900+111.2600-88.9089
|
4801.1074+39.1626-51.9150
|
4723±71 | 4702 | 4798±25 | 4891±36 | 4861±77 | --- | --- | --- | 4858 | 4830±80 | --- | --- |
Metallicity
(dex)
|
-0.0146376±0.0180622 [M/H] | --- | -0.10 [Fe/H] | --- | -0.14±0.03 [Fe/H] | -0.07±0.02 [Fe/H] | -0.10±0.05 [Fe/H] | --- | --- | --- | -0.04 [Fe/H] | 0.010±0.110 [Fe/H] | --- | --- |
M✶
(M⦿)
|
0.7700000+0.1136090-0.0585285
|
--- | 0.42±0.18 | 0.70 | --- | 0.75±0.10 | 0.694 | --- | --- | --- | 0.73 | 0.75 | --- | --- |
log g
(log10(cm/s2))
|
4.5824500+0.0721159-0.0855158
|
--- | 4.31±0.18 | 4.61 | 4.14±0.09 | 4.09±0.11 | 4.48±0.16 | --- | --- | --- | 4.42 | 4.76±0.25 | --- | --- |
L✶
(log10(L⦿))
|
-0.5867955+0.0161811-0.0095817
|
-0.58900815+0.00126849-0.00127221
|
--- |
-0.602 +0.193-0.357
|
--- | -0.688±0.071 |
-0.613+0.066-0.078
|
--- | --- | --- | --- | -0.60 | --- | --- |
R✶
(R⦿)
|
0.7431140+0.0423628-0.0423608
|
0.7336108+0.0161263-0.0118233
|
0.75±0.03 | 0.76 | --- | 0.63±0.06 | --- | --- | --- | --- | --- | --- | --- | --- |
Sp. T
|
--- | --- | --- | K2V: | --- | --- | --- | K3- V k | --- | --- | --- | K3 V | K2 (V) | G5 |
Age
(Gyr)
|
--- | --- | --- | --- | --- |
<1.0+2.0-1.0
|
--- | --- | --- | --- | --- | 6.0±18.0 | --- | --- |
γ
(km/s)
|
--- | -26.549826468897805±2.300132544254476 | --- | --- | --- | --- | --- | --- | -26.0 | -27.6±1.9 | --- | -27.328±0.002 | --- | --- |
v sin i
(km/s)
|
--- | --- | --- | --- | 1.46 | --- | --- | --- | 2.3±0.5 | 1 | --- | 1.9 | --- | --- |
ρ✶
(g/cm3)
|
2.6453981+0.5297422-0.6433968
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
Source | Stassun et al. 2017 | Udry et al. 2002 |
---|---|---|
Mp sin i
(M⨁)
|
3127±874 | 4580 |
Mp sin i
(MJup)
|
9.840±2.750 | 14.4 |
e
|
0.28±0.00 | 0.277±0.002 |
P
(days)
|
8.428200±0.000056 | 8.428198±0.000056 |
K
(m/s)
|
1813.0±4.0 | 1813±4 |
a
(au)
|
0.080±0.000 | 0.074 |
Tp
(days)
|
--- | 2451990.677±0.005 |
Teq
(K)
|
--- | 650 |
ω
(deg)
|
--- | -27.328±0.002 |
Literature Time Series
(2 File Types, 2 Files)
File Type | Data Points | Filter | Reference |
---|---|---|---|
Photometric Light Curve | 69 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
Radial Velocity Curve | 46 | Optical Spectra | Udry et al. 2002 |
- Known Objects
- 1 Confirmed Planets
- 11 2MASS Point Source Catalog
- Data Files
- 4 KELT Time Series
- 1 Associated Literature Data
-
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
Accurate Empirical Radii and Masses of Planets and Their Host Stars with Gaia Parallaxes
Stassun et al. 2017 | Reference Overview -
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 | Reference Overview -
Spectroscopic parameters for solar-type stars with moderate-to-high rotation. New parameters for ten planet hosts
Tsantaki et al. 2014 | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
Stellar Parameters and Metallicities of Stars Hosting Jovian and Neptunian Mass Planets: A Possible Dependence of Planetary Mass on Metallicity
Ghezzi et al. 2010 | Reference Overview -
Spectroscopic parameters for 451 stars in the HARPS GTO planet search program. Stellar [Fe/H] and the frequency of exo-Neptunes
Sousa et al. 2008 | Reference Overview -
Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 parsecs: The Southern Sample
Gray et al. 2006 | Reference Overview -
Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs
Valenti & Fischer 2005 | Reference Overview -
The Geneva-Copenhagen survey of the Solar neighbourhood. Ages,metallicities and kinematix properties of ~14 000 F and G dwarfs
Nordstrom et al. 2004 | Reference Overview -
Spectroscopic [Fe/H] for 98 extra-solar planet-host stars. Exploring the probability of planet formation
Santos et al. 2004 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
The CORALIE survey for southern extra-solar planets. VIII. Thevery low-mass companions of HD 141937, HD 162020, HD 168443 andHD 202206: Brown dwarfs or ``superplanets?
Udry et al. 2002 | Reference Overview -
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog | Reference Overview -
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs | Reference Overview -
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 2
Michigan Catalog, Vol. 2 | Reference Overview -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 | Reference Overview
- System
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- False Positive Planet
- Controversial
- False Positive
- Aliases
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- Time Series
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