HD 285968 Overview
HD 285968
0.46
R⦿
3543.00
K
HD 285968 b
- Architecture
- HD 285968
- HD 285968
- Other Data
- Bibliography 25
- Nearby Data 5
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| HD 285968 | HD 285968 b | Radial Velocity | 2008 | Forveille et al. 2009 | Confirmed Planet |
- RA
- 04h42m56.49s
- Dec
- +18d57m12.09s
- Distance
- 9.470450±0.006325 pc
- Parallax
- 105.563000±0.069969 mas
- Ecliptic Latitude
- -3.27614 deg
- Ecliptic Longitude
- 71.78676 deg
- Galactic Latitude
- -17.42723 deg
- Galactic Longitude
- 180.02116 deg
- Total Proper Motion
- 1295.1464507±0.0892933 mas/yr
- Proper Motion (RA)
- 656.378000±0.148255 mas/yr
- Proper Motion (Dec)
- -1116.5000000±0.0559691 mas/yr
- Photometry
-
mV9.950±0.100
-
mTESS7.8781100±0.0072669
-
mJ6.462±0.024
-
mH5.824±0.033
-
mKs5.607±0.034
-
mKep9.076
-
mW15.486±0.177
-
mW25.270±0.065
-
mW35.341±0.014
-
mW45.227±0.034
-
mIc---
-
mGaia8.999550±0.000495
-
mB11.401±0.105
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.02±0.05 dex
-
Mission
- K2 : Observed in Campaign 13
| Source | Rosenthal et al. 2021 | TICv8 | Gaia DR2 | Turnbull 2015 | von Braun et al. 2014 | Sanz-Forcada et al. 2010 | Forveille et al. 2009 | Takeda et al. 2007 | Wright et al. 2004 | Nidever et al. 2002 | Hawley et al. 1996 | Nesterov et al. 1995 | Duncan et al. 1991 | Duncan et al. 1991 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | --- | --- | --- | 1.367±0.178 | --- | --- | --- | 1.3216 | 1.2485 |
|
Teff
(K)
|
3703.4868289950000±32.1253041010250 | 3543.0±157.0 |
3897.9268+129.8530-164.4270
|
3543 | 3679±77 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
|
L✶
(log10(L⦿))
|
--- |
-1.47293+0.09358-0.11945
|
--- |
-1.398 +0.574-0.243
|
-1.472 +0.023-0.024
|
--- | -1.658 | --- | --- | --- | --- | --- | --- | --- |
|
M✶
(M⦿)
|
0.5092888748884999±0.0098808138031775 | 0.4849670±0.0207402 | --- | 0.43 | 0.45 | --- | 0.50 | --- | --- | --- | --- | --- | --- | --- |
|
R✶
(R⦿)
|
0.478214426975000±0.007881812931902 | 0.4869070±0.0150839 | --- | 0.46 | 0.4525±0.0221 | --- | --- |
0.46+0.01-0.02
|
--- | --- | --- | --- | --- | --- |
|
log g
(log10(cm/s2))
|
4.783689716705000±0.008701918828680 | 4.7488900±0.0083322 | --- | 4.81 | --- | --- | --- | 4.81 | --- | --- | --- | --- | --- | --- |
|
Sp. T
|
--- | --- | --- | M2 | M2 | --- | M2 V | --- | --- | --- | M2 | K5 | --- | --- |
|
Metallicity
(dex)
|
0.1470203032340000±0.0806398803088500 [Fe/H] | --- | --- | --- | 0.15 [Fe/H] | --- | -0.1±0.2 [Fe/H] | --- | --- | --- | --- | --- | --- | --- |
|
γ
(km/s)
|
--- | --- | 25.681438663003728±0.288411020670434 | --- | --- | --- | 26.4105±0.0004 | --- | --- | 26.2 | --- | --- | --- | --- |
|
v sin i
(km/s)
|
--- | --- | --- | --- | --- | --- | <0.8 | --- | --- | --- | --- | --- | --- | --- |
|
Age
(Gyr)
|
--- | --- | --- | --- | --- | 3.62 | --- | <0.44 | --- | --- | --- | --- | --- | --- |
|
ρ✶
(g/cm3)
|
--- | 5.9229763±0.2974635 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Forveille et al. 2009 | Rosenthal et al. 2021 | Trifonov et al. 2018 |
|---|---|---|---|
|
Tp
(days)
|
2454399.79±0.33 | --- | --- |
|
Teq
(K)
|
450 | --- | --- |
|
ω
(deg)
|
0.0 |
6.0+60.0-74.0
|
150.6+42.2-104.5
|
|
Mp sin i
(M⨁)
|
8.4 | 9.06±1.37 |
9.06+1.54-0.70
|
|
Mp sin i
(MJup)
|
0.026 | 0.0285±0.0043 |
0.0285+0.0048-0.0022
|
|
e
|
0.0 |
0.16+0.14-0.11
|
0.148+0.249-0.036
|
|
P
(days)
|
8.7836±0.0054 | 8.7752±0.0013 |
8.776+0.001-0.002
|
|
K
(m/s)
|
4.12±0.52 |
4.51+0.68-0.67
|
4.49+1.00-0.23
|
|
a
(au)
|
0.066 | 0.06649±0.00043 | 0.066±0.001 |
|
TC
(days)
|
--- |
2455191.00+0.33-0.36
|
--- |
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 | 54 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 29 | Optical Spectra | Thomas et al. 2016 |
| Radial Velocity Curve | 29 | Optical Spectra | Thomas et al. 2016 |
| Radial Velocity Curve | 41 | Optical Spectra | Butler et al. 2009 |
| Radial Velocity Curve | 57 | Optical Spectra | Forveille et al. 2009 |
| Radial Velocity Curve | 28 | Optical Spectra | Endl et al. 2008 |
- Known Objects
- 1 Confirmed Planets
- 1 K2 Targets
- 3 2MASS Point Source Catalog
- Data Files
- 1 K2 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 -
The CARMENES search for exoplanets around M dwarfs . First visual-channel radial-velocity measurements and orbital parameter updates of seven M-dwarf planetary systems
Trifonov et al. 2018 | Reference Overview -
The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8
EPIC Catalog | Reference Overview -
MARVELS 1D Pipeline Development, Optimization, and Performance
Thomas et al. 2016 | Reference Overview -
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 | Reference Overview -
Stellar diameters and temperatures - V. 11 newly characterized exoplanet host stars
von Braun et al. 2014 | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
A scenario of planet erosion by coronal radiation
Sanz-Forcada et al. 2010 | Reference Overview -
Nondetection of the Neptune-Mass Planet Reported Around GJ 176
Butler et al. 2009 | Reference Overview -
The HARPS search for southern extra-solar planets: XIV. Gl 176b, a super-Earth rather than a Neptune, and at a different period
Forveille et al. 2009 | Reference Overview -
An m sin i = 24 M⊕ Planetary Companion to the Nearby M Dwarf GJ 176
Endl et al. 2008 | 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 -
Chromospheric Ca II Emission in Nearby F, G, K, and M Stars
Wright et al. 2004 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
Radial Velocities of 889 late-type stars
Nidever et al. 2002 | Reference Overview -
Revised Coordinates and Proper Motions of the Stars in the Luyten Half-Second Catalog
Bakos 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 -
The Palomar/MSU nearby star spectroscopic survey. II. The southern M dwarfs and investigations of magnetic activity.
Hawley et al. 1996 | Reference Overview -
Photometry of Stars with Large Proper Motion
Weis 1996 | Reference Overview -
The Henry Draper Extension Charts: A catalogue of accurate positions, proper motions, magnitudes and spectral types of 86933 stars
Nesterov et al. 1995 | Reference Overview -
CA II H and K measurements made at Mount Wilson Observatory, 1966-1983
Duncan et al. 1991 | Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
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