HD 285968 Overview

HD 285968 0.46 R⦿ 3543.00 K
HD 285968 b
Architecture
HD 285968
HD 285968
HD 285968 b
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
mV
9.950±0.100
mTESS
7.8781100±0.0072669
mJ
6.462±0.024
mH
5.824±0.033
mKs
5.607±0.034
mKep
9.076
mW1
5.486±0.177
mW2
5.270±0.065
mW3
5.341±0.014
mW4
5.227±0.034
mIc
7.720±0.025
mGaia
8.999550±0.000495
mB
11.401±0.105
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
2455191.00+0.33-0.36
---
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
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
System
Star
Confirmed
Candidate
Refuted
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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