HD 4208 Overview
HD 4208
0.92
R⦿
5626.00
K
HD 4208 b
- Other Data
- Bibliography 27
- Exoplanet Archive Notes 1
- Nearby Data 5
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| HD 4208 | HD 4208 b | Radial Velocity | 2001 | Vogt et al. 2002 | Confirmed Planet |
HD 4208
- Stellar mass selected from evolutionary track mass (M_track) in Table 4 (Ghezzi et al. 2010)
- RA
- 00h44m27.01s
- Dec
- -26d30m54.14s
- Distance
-
34.1937+0.0681-0.0678pc
- Parallax
- 29.2163000±0.0576797 mas
- Ecliptic Latitude
- -28.56768 deg
- Ecliptic Longitude
- 358.73769 deg
- Galactic Latitude
- -88.32478 deg
- Galactic Longitude
- 54.00797 deg
- Total Proper Motion
- 347.3074549±0.0611925 mas/yr
- Proper Motion (RA)
- 313.4840000±0.0640647 mas/yr
- Proper Motion (Dec)
- 149.5000000±0.0465046 mas/yr
- Photometry
-
mV7.783±0.019
-
mTESS7.1646±0.0060
-
mJ6.57±0.03
-
mH6.243±0.040
-
mKs6.163±0.021
-
mW16.123±0.104
-
mW26.058±0.038
-
mW36.157±0.016
-
mW46.164±0.054
-
mGaia7.61066±0.00025
-
mB8.4480000±0.0967523
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.23±0.15 dex
-
[C/H] -0.19±0.20 dex
-
[O/H] -0.21±0.12 dex
-
[Na/H] -0.26±0.16 dex
-
[Mg/H] -0.10±0.10 dex
-
[Al/H] -0.17±0.10 dex
-
[Si/H] -0.22±0.17 dex
-
[Ca/H] -0.21±0.12 dex
-
[Y/H] -0.24±0.16 dex
-
[BaII/H] -0.26±0.14 dex
| Source | Rosenthal et al. 2021 | TICv8 | Gaia DR2 | Barbato et al. 2018 | Stassun et al. 2017 | Suárez-Andrés et al. 2016 | Ghezzi et al. 2010 | Sousa et al. 2008 | Butler et al. 2006 | Gray et al. 2006 | Valenti & Fischer 2005 | Wright et al. 2004 | Nordstrom et al. 2004 | Santos et al. 2004 | Santos et al. 2003 | Nidever et al. 2002 | Vogt et al. 2002 | Henry et al. 1996 | Michigan Catalog, Vol. 3 | Cannon & Pickering 1918 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | 0.170±0.022 | --- | --- | --- | --- | --- | 0.172 | --- | --- |
|
CAII LOG RHK
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | -4.95 | --- | --- | --- | --- | --- | -4.93 | --- | --- |
|
Teff
(K)
|
5669.812224785000±76.166064136850 |
5639.000+152.903-137.061
|
5644.0+82.5-44.0
|
5717±33 | 5629±15 | 5600 | 5638±26 | 5599±19 | 5600±44 | --- | --- | --- | --- | 5626±32 | 5625 | --- | --- | --- | --- | --- |
|
Metallicity
(dex)
|
-0.22005084625800000±0.05997973499767501 [Fe/H] | -0.26±0.10 [M/H] | --- | -0.28±0.02 [Fe/H] | -0.26 [Fe/H] | -0.32±0.12 [N/H] | -0.28±0.02 [Fe/H] | -0.28±0.01 [Fe/H] | -0.284±0.030 [Fe/H] | --- | --- | --- | --- | -0.24±0.04 [Fe/H] | -0.23 [Fe/H] | --- | -0.24 [Fe/H] | --- | --- | --- |
|
M✶
(M⦿)
|
0.84667121956600±0.03391022214255 |
1.000000+0.145621-0.110232
|
--- | 0.883±0.024 | 0.90±0.04 | --- | 0.90±0.10 | 0.827 | 0.87 | --- | --- | --- | --- | 0.86 | 0.86 | --- | 0.93 | --- | --- | --- |
|
log g
(log10(cm/s2))
|
4.4203422783250002±0.0276905156942250 |
4.4979400+0.0940550-0.0788283
|
--- | 4.501±0.036 | 4.46±0.02 | 4.41 | 4.39±0.11 | 4.44±0.02 | 4.517±0.060 | --- | --- | --- | --- | 4.49±0.10 | 4.54 | --- | --- | --- | --- | --- |
|
R✶
(R⦿)
|
0.935397940446000±0.019863306500125 |
0.9333890+0.0564764-0.0517045
|
0.9325501+0.0147119-0.0266764
|
0.846±0.028 | 0.92±0.01 | --- | 0.85±0.07 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|
L✶
(log10(L⦿))
|
--- |
-0.1003718+0.0114408-0.0117064
|
-0.09961293+0.00114078-0.00114378
|
--- | --- | --- | -0.188±0.064 |
-0.147+0.018-0.019
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|
γ
(km/s)
|
--- | --- | 56.758980451712617±0.181777583172292 | --- | --- | --- | --- | --- | --- | --- | 57.2 | --- | 56.2±0.2 | --- | --- | 56.7 | --- | --- | --- | --- |
|
Age
(Gyr)
|
--- | --- | --- | 3.813±2.970 | --- | --- |
6.0+5.0-6.0
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|
Prot
(days)
|
--- | --- | --- | 25 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|
v sin i
(km/s)
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | 0.0±0.5 | --- | 3 | --- | --- | --- | --- | --- | --- | --- |
|
Sp. T
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | G7 V Fe-1 CH-0.5 | --- | --- | --- | --- | --- | --- | --- | --- | G5 V | G0 |
|
ρ✶
(g/cm3)
|
--- |
1.7337198+0.5424307-0.3060507
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Barbato et al. 2018 | Rosenthal et al. 2021 | Stassun et al. 2017 | Butler et al. 2006 | Vogt et al. 2002 |
|---|---|---|---|---|---|
|
Tp
(days)
|
2456505.5+127.3-491.3
|
--- | --- | 2451040±120 | 2451774±197 |
|
ω
(deg)
|
217.634+57.556-67.497
|
33.0+44.0-100.0
|
--- | 345 | 301±84 |
|
Mp sin i
(M⨁)
|
257+4-5
|
245±11 | 261±13 | 255.5±23.2 | 254 |
|
Mp sin i
(MJup)
|
0.810+0.014-0.015
|
0.771±0.036 | 0.82±0.04 | 0.804±0.073 | 0.80 |
|
e
|
0.042+0.039-0.029
|
0.0590+0.0440-0.0380
|
0.05±0.04 | 0.052±0.040 | 0.040±0.120 |
|
P
(days)
|
832.97+2.15-1.89
|
829.5±2.0 | 828.00000±8.10000 | 828.0±8.1 | 829±36 |
|
K
(m/s)
|
19.03+0.85-0.79
|
18.68+0.71-0.67
|
19.1±0.7 | 19.06±0.73 | 18.3±0.2 |
|
a
(au)
|
1.662±0.015 | 1.634±0.022 | 1.65±0.03 | 1.650±0.096 | 1.7 |
|
TC
(days)
|
--- |
2452114.0+10.0-9.8
|
--- | --- | --- |
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, 3 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 91 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 41 | Optical Spectra | Butler et al. 2006 |
| Radial Velocity Curve | 35 | Optical Spectra | Vogt et al. 2002 |
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 4 KELT Time Series
- 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 -
Exploring the realm of scaled solar system analogues with HARPS
Barbato et al. 2018 | 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 -
CNO behaviour in planet-harbouring stars. I. Nitrogen abundances in stars with planets
Suárez-Andrés et al. 2016 | 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 -
CPS
California Planet Search -
Catalog of Nearby Exoplanets
Butler et al. 2006 | 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 -
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 -
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 -
Ten Low-Mass Companions from the Keck Precision Velocity Survey
Vogt et al. 2002 | Reference Overview -
Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
van Altena et al. 2001 | 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 -
A Survey of Ca II H and K Chromospheric Emission in Southern Solar-Type Stars
Henry et al. 1996 | Reference Overview -
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 3
Michigan Catalog, Vol. 3 | 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
- Transit Prediction Service
- Time Series
- Kepler | K2
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