HD 159868 Overview
HD 159868
2.03
R⦿
5558.00
K
HD 159868 c
HD 159868 b
- Architecture
- HD 159868
- HD 159868
- Other Data
- Bibliography 22
- Nearby Data 4
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| HD 159868 | HD 159868 c | Radial Velocity | 2012 | Wittenmyer et al. 2012 | Confirmed Planet |
| HD 159868 | HD 159868 b | Radial Velocity | 2006 | O'Toole et al. 2007 | Confirmed Planet |
- RA
- 17h38m59.20s
- Dec
- -43d08m46.44s
- Distance
-
55.8503+0.1669-0.1660pc
- Parallax
- 17.8763000±0.0529555 mas
- Ecliptic Latitude
- -19.78116 deg
- Ecliptic Longitude
- 265.92904 deg
- Galactic Latitude
- -6.31279 deg
- Galactic Longitude
- 347.17359 deg
- Total Proper Motion
- 285.0969850±0.0867686 mas/yr
- Proper Motion (RA)
- -230.5100000±0.0901334 mas/yr
- Proper Motion (Dec)
- -167.7660000±0.0800315 mas/yr
- Photometry
-
mV7.24±0.03
-
mTESS6.5739±0.0060
-
mJ5.941±0.021
-
mH5.567±0.026
-
mKs5.535±0.024
-
mW15.492±0.164
-
mW25.346±0.053
-
mW35.522±0.015
-
mW45.473±0.040
-
mIc---
-
mGaia7.045790±0.000353
-
mB7.927±0.000
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.03±0.13 dex
-
[C/H] -0.01±0.06 dex
-
[O/H] -0.11±0.12 dex
-
[Na/H] 0.02±0.17 dex
-
[Mg/H] 0.04±0.08 dex
-
[Al/H] 0.00±0.10 dex
-
[Si/H] -0.02±0.06 dex
-
[Ca/H] 0.04±0.06 dex
-
[Y/H] -0.02±0.08 dex
-
[BaII/H] 0.02±0.04 dex
| Source | TICv8 | Luhn et al. 2019 | Gaia DR2 | Stassun et al. 2017 | Jofré et al. 2015 | Mortier et al. 2013 | Wittenmyer et al. 2012 | Sousa et al. 2008 | Valenti & Fischer 2005 | Nordstrom et al. 2004 | Henry et al. 1996 | Michigan Catalog, Vol. 2 | Cannon & Pickering 1918 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | 0.148 | --- | --- |
|
CAII LOG RHK
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | -5.09 | --- | --- |
|
Teff
(K)
|
5534.0000+86.2941-133.3340
|
5534 |
5576.5+51.5-60.0
|
5566±20 | 5630±31 | 5558±15 | 5558±15 | 5558±15 | --- | --- | --- | --- | --- |
|
Metallicity
(dex)
|
-0.060±0.100 [M/H] | --- | --- | -0.05 [Fe/H] | 0.02±0.03 [Fe/H] | -0.08±0.01 [Fe/H] | -0.08±0.01 [Fe/H] | -0.08±0.01 [Fe/H] | --- | --- | --- | --- | --- |
|
M✶
(M⦿)
|
0.9700000+0.1363460-0.1012280
|
1.19 | --- | 1.42±0.12 | 1.08±0.04 | 1.16±0.04 |
1.087+0.032-0.033
|
0.919 | --- | --- | --- | --- | --- |
|
log g
(log10(cm/s2))
|
3.7959600+0.0559813-0.0905000
|
3.92 | --- | 4.00±0.03 | 4.08±0.07 | 3.96±0.02 |
3.99+0.05-0.04
|
3.96±0.02 | --- | --- | --- | --- | --- |
|
L✶
(log10(L⦿))
|
0.55573501+0.01135155-0.00820321
|
--- |
0.55549164+0.00174473-0.00175176
|
--- | 0.53±0.09 | --- | --- |
0.4877+0.0069-0.0070
|
--- | --- | --- | --- | --- |
|
γ
(km/s)
|
--- | --- | -23.454182411692141±0.166277502910176 | --- | --- | --- | --- | --- | -23.8 | -23.5±0.2 | --- | --- | --- |
|
R✶
(R⦿)
|
2.0627300+0.1202700-0.0696794
|
2.13 |
2.0308368+0.0444169-0.0369968
|
1.97±0.04 | 1.78±0.10 | --- | --- | --- | --- | --- | --- | --- | --- |
|
v sin i
(km/s)
|
--- | --- | --- | --- | 0.96±0.23 | --- | --- | --- | 2.1±0.5 | 1 | --- | --- | --- |
|
Age
(Gyr)
|
--- | --- | --- | --- | 7.57±0.93 | --- | --- | --- | --- | --- | --- | --- | --- |
|
Sp. T
|
--- | --- | --- | --- | --- | --- | G5 V | --- | --- | --- | --- | G5 V | G5 |
|
ρ✶
(g/cm3)
|
0.1558154+0.0275747-0.0342789
|
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Luhn et al. 2019 | Wittenmyer et al. 2012 |
|---|---|---|
|
Tp
(days)
|
2453225±13 | 2453239±21 |
|
ω
(deg)
|
272±16 | 290±25 |
|
Mp sin i
(M⨁)
|
244±14 | 232.01±15.89 |
|
Mp sin i
(MJup)
|
0.768±0.044 | 0.73±0.05 |
|
e
|
0.184±0.037 | 0.15±0.05 |
|
P
(days)
|
351.0±1.1 | 352.3±1.3 |
|
K
(m/s)
|
20.0±1.1 | 20.1±1.1 |
|
a
(au)
|
1.032±0.064 | 1.00±0.01 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Luhn et al. 2019 | Stassun et al. 2017 | Wittenmyer et al. 2012 | O'Toole et al. 2007 |
|---|---|---|---|---|
|
Tp
(days)
|
2453670±190 | --- | 2453435±56 | 2450700.00±9.00 |
|
ω
(deg)
|
63.0±76.0 | --- | 350±171 | 97.00±3.00 |
|
Mp sin i
(M⨁)
|
704.9±18.8 | 798±51 | 667.41±34.96 | 540.288±95.345 |
|
Mp sin i
(MJup)
|
2.218±0.059 | 2.51±0.16 | 2.10±0.11 | 1.700±0.300 |
|
e
|
0.024±0.019 | 0.01±0.02 | 0.01±0.03 | 0.690±0.020 |
|
P
(days)
|
1184.1±7.1 | 1178.40002±8.80000 | 1178.4±8.8 | 986.000±9.000 |
|
K
(m/s)
|
37.92±0.97 | 38.3±1.1 | 38.3±1.1 | --- |
|
a
(au)
|
2.32±0.14 | 2.30±0.04 | 2.25±0.03 | 2.00000±0.30000 |
Literature Stellar Spectra
(3 Files)
| File Type | Spectrum Type | Wavelength Category | Reference |
|---|---|---|---|
| Spectra | echelle grating | Optical | California Planet Search |
| Spectra | echelle grating | Optical | California Planet Search |
| Spectra | echelle grating | Optical | California Planet Search |
Literature Time Series
(2 File Types, 2 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 49 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 28 | Optical Spectra | O'Toole et al. 2007 |
- Known Objects
- 2 Confirmed Planets
- 9 2MASS Point Source Catalog
- Data Files
- 4 KELT Time Series
- 2 Associated Literature Data
-
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Retired A Stars and Their Companions. VIII. 15 New Planetary Signals around Subgiants and Transit Parameters for California Planet Search Planets with Subgiant Hosts
Luhn et al. 2019 | 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 -
Stellar parameters and chemical abundances of 223 evolved stars with and without planets
Jofré et al. 2015 | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
New and updated stellar parameters for 71 evolved planet hosts. On the metallicity-giant planet connection
Mortier et al. 2013 | Reference Overview -
The Anglo-Australian Planet Search. XXII. Two New Multi-planetSystems
Wittenmyer et al. 2012 | 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 -
New Planets around Three G Dwarfs
O'Toole et al. 2007 | 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 -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | 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 -
VRI photometry of southern stars.
Cousins 1980b | 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
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
- Search
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- Download
