HD 8574 Overview
HD 8574
1.38
R⦿
6151.00
K
HD 8574 b
- Other Data
- Bibliography 21
- Nearby Data 4
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| HD 8574 | HD 8574 b | Radial Velocity | 2002 | Perrier et al. 2003 | Confirmed Planet |
- RA
- 01h25m12.81s
- Dec
- +28d33m57.66s
- Distance
-
44.8264+0.0940-0.0936pc
- Parallax
- 22.279500±0.046314 mas
- Ecliptic Latitude
- 18.16718 deg
- Ecliptic Longitude
- 30.55022 deg
- Galactic Latitude
- -33.72006 deg
- Galactic Longitude
- 131.85171 deg
- Total Proper Motion
- 296.6402261±0.0784702 mas/yr
- Proper Motion (RA)
- 251.3990000±0.0803285 mas/yr
- Proper Motion (Dec)
- -157.4610000±0.0735213 mas/yr
- Photometry
-
mV7.12±0.03
-
mTESS6.5977±0.0060
-
mJ6.048±0.021
-
mH5.824±0.018
-
mKs5.784±0.023
-
mW15.780±0.134
-
mW25.648±0.048
-
mW35.791±0.014
-
mW45.735±0.043
-
mGaia6.983450±0.000365
-
mB8.120±0.239
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.03±0.14 dex
-
[C/H] 0.13±0.22 dex
-
[O/H] 0.03±0.20 dex
-
[Na/H] -0.04±0.20 dex
-
[Mg/H] 0.06±0.10 dex
-
[Al/H] 0.00±0.22 dex
-
[Si/H] 0.00±0.05 dex
-
[Ca/H] 0.05±0.24 dex
-
[Y/H] 0.05±0.20 dex
-
[BaII/H] 0.03±0.06 dex
| Source | Rosenthal et al. 2021 | TICv8 | Gaia DR2 | Stassun et al. 2017 | Wittenmyer et al. 2009 | Takeda et al. 2007 | Valenti & Fischer 2005 | Wright et al. 2004 | Nordstrom et al. 2004 | Santos et al. 2004 | Santos et al. 2003 | Nidever et al. 2002 | Cannon & Pickering 1918 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | --- | --- | 0.144±0.019 | --- | --- | --- | --- | --- |
|
CAII LOG RHK
|
--- | --- | --- | --- | --- | --- | --- | -5.07 | --- | --- | --- | --- | --- |
|
Teff
(K)
|
6004.142004224998±87.304685070775 |
6031.000+123.717-162.605
|
6053.0+37.0-13.0
|
6064±14 | 6050±44 | --- | --- | --- | --- | 6151±57 | 6080 | --- | --- |
|
Metallicity
(dex)
|
-0.010404531378869999±0.060058382372425001 [Fe/H] | 0.030±0.100 [M/H] | --- | 0.01 [Fe/H] | -0.03±0.03 [Fe/H] | --- | --- | --- | --- | 0.06±0.07 [Fe/H] | 0.05 [Fe/H] | --- | --- |
|
M✶
(M⦿)
|
1.09078223869500±0.05253857468758 |
1.120000+0.192511-0.106318
|
--- | 1.34±0.12 | 1.122±0.022 |
1.122+0.020-0.022
|
--- | --- | --- | 1.18 | 1.17 | --- | --- |
|
log g
(log10(cm/s2))
|
4.16935538083500±0.02867285918048 |
4.1870500+0.0798506-0.0907869
|
--- | 4.28±0.04 | --- |
4.22+0.03-0.04
|
--- | --- | --- | 4.51±0.10 | 4.41 | --- | --- |
|
R✶
(R⦿)
|
1.4230474469299998±0.0332463625318750 |
1.4129200+0.0874879-0.0565925
|
1.4036663+0.0060487-0.0170043
|
1.38±0.02 | --- |
1.39+0.06-0.05
|
--- | --- | --- | --- | --- | --- | --- |
|
L✶
(log10(L⦿))
|
--- |
0.37648772+0.01341066-0.01381959
|
0.37710512+0.00127248-0.00127624
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|
γ
(km/s)
|
--- | --- | 18.39881422682579±0.46861718576751 | --- | --- | --- | 19.4 | --- | 18.6±0.2 | --- | --- | 18.9 | --- |
|
v sin i
(km/s)
|
--- | --- | --- | --- | 4.5 | --- | 4.5±0.5 | --- | 3 | --- | --- | --- | --- |
|
Sp. T
|
--- | --- | --- | --- | F8 | --- | --- | --- | --- | --- | --- | --- | F8 |
|
Age
(Gyr)
|
--- | --- | --- | --- | --- |
5.60+0.64-1.36
|
--- | --- | --- | --- | --- | --- | --- |
|
ρ✶
(g/cm3)
|
--- |
0.5597969+0.1359314-0.1310621
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Stassun et al. 2017 | Rosenthal et al. 2021 | Wittenmyer et al. 2009 | Perrier et al. 2003 |
|---|---|---|---|---|
|
Tp
(days)
|
--- | --- | 2453981±3.2 | 2451467.5±6.6 |
|
ω
(deg)
|
--- |
18.0+5.1-4.9
|
26.6±5.4 | 3.60±10.90 |
|
Mp sin i
(M⨁)
|
645±44 |
561.3+23.5-23.2
|
572.07±19.07 | 671 |
|
Mp sin i
(MJup)
|
2.03±0.14 |
1.766+0.074-0.073
|
1.80±0.06 | 2.11 |
|
e
|
0.30±0.03 | 0.306±0.022 | 0.297±0.026 | 0.288±0.053 |
|
P
(days)
|
227.00000±0.20000 |
227.040+0.090-0.095
|
227.0±0.2 | 227.55±0.77 |
|
K
(m/s)
|
58.3±1.8 |
58.3+1.6-1.5
|
58.3±1.8 | 66±5 |
|
a
(au)
|
0.76±0.01 | 0.750±0.012 | 0.757±0.005 | 0.77 |
|
TC
(days)
|
--- |
2453548.1+2.4-2.3
|
--- | --- |
Literature Stellar Spectra
(2 Files)
| File Type | Spectrum Type | Wavelength Category | Reference |
|---|---|---|---|
| Spectra | echelle grating | Optical | California Planet Search |
| Spectra | echelle grating | Optical | California Planet Search |
Literature Time Series
(2 File Types, 6 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 70 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 44 | Optical Spectra | Wittenmyer et al. 2009 |
| Radial Velocity Curve | 16 | Optical Spectra | Wittenmyer et al. 2009 |
| Radial Velocity Curve | 16 | Optical Spectra | Butler et al. 2006 |
| Radial Velocity Curve | 10 | Optical Spectra | Butler et al. 2006 |
| Radial Velocity Curve | 41 | Optical Spectra | Perrier et al. 2003 |
- Known Objects
- 1 Confirmed Planets
- 4 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades
Rosenthal et al. 2021 | Reference Overview -
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 -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope
Wittenmyer et al. 2009 | Reference Overview -
CPS
California Planet Search -
Structure and Evolution of Nearby Stars with Planets. II. Physical Properties of ~1000 Cool Stars from the SPOCS Catalog
Takeda et al. 2007 | Reference Overview -
Catalog of Nearby Exoplanets
Butler 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 -
Chromospheric Ca II Emission in Nearby F, G, K, and M Stars
Wright et al. 2004 | 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 -
The ELODIE survey for northern extra-solar planets. I. Six newextra-solar planet candidates
Perrier et al. 2003 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
Statistical properties of exoplanets. II. Metallicity, orbital parameters, and space velocities
Santos et al. 2003 | Reference Overview -
Radial Velocities of 889 late-type stars
Nidever et al. 2002 | Reference Overview -
The Hipparcos and Tycho Photometric System Passbands
Tycho 2 converted using Bessell 2000 | 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 -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 | Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
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- Time Series
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