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HD 219828 Overview

HD 219828 1.69 R⦿ 5891.00 K
HD 219828 b
HD 219828 c
Architecture
HD 219828
HD 219828
HD 219828 b
HD 219828 c
Other Data
Bibliography 17
Exoplanet Archive Notes 1
Nearby Data 3
Discovery Data
Host Planet Method Year Reference Disposition
HD 219828 HD 219828 b Radial Velocity 2007 Melo et al. 2007 Confirmed Planet
HD 219828 HD 219828 c Radial Velocity 2016 Santos et al. 2016 Confirmed Planet
HD 219828
RA
23h18m46.73s
Dec
+18d38m44.71s
Distance
73.1140+0.3570-0.3536
pc
Parallax
13.6489000±0.0659658 mas
Ecliptic Latitude
21.14677 deg
Ecliptic Longitude
358.2548 deg
Galactic Latitude
-39.01348 deg
Galactic Longitude
94.26579 deg
Total Proper Motion
7.8870329±0.1029825 mas/yr
Proper Motion (RA)
-5.075090±0.138516 mas/yr
Proper Motion (Dec)
6.0372800±0.0673902 mas/yr
Photometry
mV
8.04±0.03
mTESS
7.4597±0.0060
mJ
6.871±0.021
mH
6.614±0.024
mKs
6.530±0.018
mW1
6.459±0.081
mW2
6.478±0.024
mW3
6.544±0.015
mW4
6.448±0.062
mGaia
7.883380±0.000317
mB
8.66±0.01
Abundances
(Hypatia Catalog)
[Fe/H] 0.19±0.13 dex
[C/H] 0.20±0.08 dex
[O/H] 0.10±0.54 dex
[Na/H] 0.16±0.14 dex
[Mg/H] 0.22±0.08 dex
[Al/H] 0.21±0.08 dex
[Si/H] 0.19±0.10 dex
[Ca/H] 0.21±0.05 dex
[Y/H] 0.18±0.08 dex
[BaII/H] 0.18±0.10 dex
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Feng et al. 2022 TICv8 Ment et al. 2018 Gaia DR2 Stassun et al. 2017 Santos et al. 2016 Santos et al. 2016 Jofré et al. 2015 Ghezzi et al. 2010 Melo et al. 2007 Nordstrom et al. 2004 Cannon & Pickering 1918
Teff
(K)
---
5807.0000+124.4710-79.6999
 5807
5831.50+80.75-69.50
 5869±19 5891±18 --- 5842±33 5827±41 5891±18 --- ---
L✶
(log10(L⦿))
---
0.44584914+0.00823052-0.01649599
 0.42±0.05
0.44694161+0.00270008-0.00271699
 --- 0.489 --- 0.48±0.11 0.377±0.076 0.524 --- ---
Metallicity
(dex)
--- 0.17±0.10 [M/H] 0.18 [Fe/H] --- 0.16 [Fe/H] 0.19±0.03 [Fe/H] --- 0.16±0.04 [Fe/H] 0.14±0.04 [Fe/H] 0.19±0.03 [Fe/H] --- ---
v sin i
(km/s)
--- --- --- --- --- 2.9 --- 0.97±0.30 --- 2.9 4 ---
M✶
(M⦿)
1.040±0.124
1.0400000+0.1691470-0.0796075
 1.18±0.20 --- 1.31±0.08 1.23±0.10 --- 1.19±0.06 1.20±0.10 1.24 --- ---
R✶
(R⦿)
---
1.6507200+0.0408251-0.0938281
 1.61±0.10
1.6389394+0.0397755-0.0444639
 1.56±0.04 1.69 --- 1.68±0.14 1.52±0.14 --- --- ---
log g
(log10(cm/s2))
---
4.0197500+0.0712935-0.0713025
 --- --- 4.17±0.01 4.08±0.10 --- 4.19±0.06 4.06±0.12 4.18±0.02 --- ---
Sp. T
--- --- G0 IV --- --- G0 IV --- --- --- G0 IV --- G0
Prot
(days)
--- --- --- --- --- 31.7±0.8 28.7±0.6 --- --- --- --- ---
Age
(Gyr)
--- --- 5.69±0.71 --- --- --- --- 4.75±0.88
7.0+1.0-2.0
 --- --- ---
γ
(km/s)
--- --- --- -24.104703197291393±0.228914488394509 --- --- --- --- --- -24.032±0.001 -24.6±0.2 ---
ρ✶
(g/cm3)
---
0.3259702+0.0745932-0.0522025
 --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Feng et al. 2022 Ment et al. 2018 Stassun et al. 2017 Santos et al. 2016 Melo et al. 2007
Tp
(days)
2453506.323+0.496-0.107
 2461450.84±0.64 --- 2455998.78±0.35 2453898.6289±0.072
ω
(deg)
242.755+19.914-20.633
 248±55 --- 225±38 0.0
Mp sin i
(M⨁)
19±2 21±4 19±3 21.0±1.4 19.8
Mp sin i
(MJup)
0.060±0.005 0.066±0.012 0.06±0.01 0.0661±0.0044 0.06
e
0.0910+0.0210-0.0250
 0.101±0.063 0.0 0.059±0.036 0.0
P
(days)
3.83483±0.00007 3.83492±0.00014 3.83350±0.00130 3.834887±0.000096 3.8335±0.0013
K
(m/s)
7.582+0.239-0.206
 7.73±0.43 7.0±0.5 7.53±0.28 7.0±0.5
a
(au)
0.049±0.002 0.0507±0.0029 0.050±0.000 0.045 ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Feng et al. 2022 Ment et al. 2018 Santos et al. 2016
Tp
(days)
2449391.191+79.598-90.712
 2464180±114 2454180.7±1.2
ω
(deg)
145.683+0.309-0.311
 145.68±0.44 145.77±0.28
Mp sin i
(M⨁)
--- 4640±731 4799±270
Mp sin i
(MJup)
--- 14.6±2.3 15.10±0.85
e
0.811±0.004 0.8102±0.0051 0.8115±0.0032
P
(days)
4789.87297+90.67081-80.73006
 4682±99 4791±75
K
(m/s)
268.248+5.689-5.479
 270.7±7.2 269.4±4.7
a
(au)
5.657+0.228-0.242
 5.79±0.41 5.96
Mp
(M⨁)
5102.4+1118.8-403.6
 --- ---
Mp
(MJup)
16.054+3.520-1.270
 --- ---
i
(deg)
122.816+11.012-69.974
 --- ---
Print
Literature Stellar Spectra (1 File)
File Type Spectrum Type Wavelength Category Reference
Spectra     echelle grating Optical N2K Consortium
Literature Time Series (2 File Types, 2 Files)
File Type Data Points Filter Reference
Photometric Light Curve     63 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Radial Velocity Curve     22 Optical Spectra Melo et al. 2007
Known Objects
2 Confirmed Planets
1 2MASS Point Source Catalog
Data Files
2 Associated Literature Data
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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