HD 216520 Overview
HD 216520
0.76
R⦿
5103.00
K
HD 216520 b
HD 216520 c
- Architecture
- HD 216520
- HD 216520
- Other Data
- Bibliography 14
- Nearby Data 4
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| HD 216520 | HD 216520 b | Radial Velocity | 2020 | Burt et al. 2021 | Confirmed Planet |
| HD 216520 | HD 216520 c | Radial Velocity | 2020 | Burt et al. 2021 | Confirmed Planet |
- RA
- 22h47m30.45s
- Dec
- +83d41m51.11s
- Distance
- 19.5520±0.0113 pc
- Parallax
- 51.1167000±0.0292497 mas
- Ecliptic Latitude
- 67.74691 deg
- Ecliptic Longitude
- 74.00822 deg
- Galactic Latitude
- 21.68276 deg
- Galactic Longitude
- 119.4454 deg
- Total Proper Motion
- 191.4334545±0.0522735 mas/yr
- Proper Motion (RA)
- -151.6370000±0.0528296 mas/yr
- Proper Motion (Dec)
- 116.8460000±0.0513233 mas/yr
- Photometry
-
mV7.53±0.03
-
mTESS6.7382±0.0060
-
mJ5.951±0.030
-
mH5.524±0.033
-
mKs5.449±0.021
-
mW15.471±0.153
-
mW25.300±0.054
-
mW35.425±0.015
-
mW45.403±0.034
-
mGaia7.278960±0.000218
-
mB8.408±0.021
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.13±0.16 dex
-
[C/H] -0.13±0.03 dex
-
[O/H] -0.01±0.09 dex
-
[Na/H] -0.30±0.16 dex
-
[Mg/H] -0.02±0.08 dex
-
[Al/H] -0.10±0.08 dex
-
[Si/H] -0.14±0.07 dex
-
[Ca/H] -0.12±0.09 dex
-
[Y/H] -0.26±0.19 dex
-
[BaII/H] -0.37±0.09 dex
| Source | Rosenthal et al. 2021 | Burt et al. 2021 | TICv8 | Gaia DR2 | Turnbull 2015 | Wright et al. 2004 | Gray et al. 2003 | Cannon & Pickering 1918 |
|---|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | 0.181±0.024 | --- | --- |
|
CAII LOG RHK
|
--- | --- | --- | --- | --- | -4.98 | --- | --- |
|
Teff
(K)
|
5160.006143190000±69.525090136000 | 5103±20 |
5082.000+124.499-95.119
|
5140.425+58.575-27.758
|
5144 | --- | --- | --- |
|
L✶
(log10(L⦿))
|
--- | -0.452±0.004 |
-0.4216016+0.0107071-0.0097272
|
-0.4257675+0.0004110-0.0004114
|
-0.398 +0.051-0.058
|
--- | --- | --- |
|
Metallicity
(dex)
|
-0.1239742784270±0.0567442542419 [Fe/H] | -0.16 [Fe/H] | -0.14±0.10 [M/H] | --- | --- | --- | --- | --- |
|
v sin i
(km/s)
|
--- | 0.2±0.5 | --- | --- | --- | --- | --- | --- |
|
Age
(Gyr)
|
--- | 6±3 | --- | --- | --- | --- | --- | --- |
|
M✶
(M⦿)
|
0.79126280609600±0.03000188191565 | 0.82±0.04 |
0.8500000+0.1091630-0.0966881
|
--- | 0.79 | --- | --- | --- |
|
R✶
(R⦿)
|
0.78276690595800±0.01406901682795 | 0.760±0.007 |
0.7939310+0.0375638-0.0480794
|
0.77227306+0.00840861-0.01730382
|
0.79 | --- | --- | --- |
|
log g
(log10(cm/s2))
|
4.5453064624200±0.0234847619846 | 4.540±0.028 |
4.5679200+0.0881166-0.0711456
|
--- | --- | --- | --- | --- |
|
Sp. T
|
--- | --- | --- | --- | K2 | --- | K0 V | K2 |
|
γ
(km/s)
|
--- | --- | --- | -18.536557846326808±0.182477953392184 | --- | --- | --- | --- |
|
ρ✶
(g/cm3)
|
--- | --- |
2.3946182+0.6519855-0.4685854
|
--- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Burt et al. 2021 | Rosenthal et al. 2021 |
|---|---|---|
|
ω
(deg)
|
220.95±125.17 |
-50.0+69.0-26.0
|
|
Mp sin i
(M⨁)
|
10.26±0.99 |
10.4+1.1-1.2
|
|
Mp sin i
(MJup)
|
0.03228±0.00311 |
0.0326+0.0036-0.0038
|
|
e
|
0.090±0.060 |
0.19+0.13-0.12
|
|
P
(days)
|
35.450±0.011 |
35.466+0.015-0.016
|
|
K
(m/s)
|
2.28±0.20 |
2.42+0.27-0.28
|
|
a
(au)
|
0.1980±0.0004 | 0.1954±0.0025 |
|
TC
(days)
|
--- |
2455216.8+1.3-1.4
|
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Burt et al. 2021 |
|---|---|
|
ω
(deg)
|
198.12±96.34 |
|
Mp sin i
(M⨁)
|
9.440±1.630 |
|
Mp sin i
(MJup)
|
0.02970±0.00513 |
|
e
|
0.12±0.08 |
|
P
(days)
|
154.43±0.44 |
|
K
(m/s)
|
1.29±0.22 |
|
a
(au)
|
0.528±0.010 |
Literature Stellar Spectra
(6 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 |
| Spectra | echelle grating | Optical | California Planet Search |
| Spectra | echelle grating | Optical | California Planet Search |
| Spectra | echelle grating | Optical | California Planet Search |
Literature Time Series
(1 File Type, 1 File)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 124 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
- Known Objects
- 2 Confirmed Planets
- 3 2MASS Point Source Catalog
- Data Files
- 2 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 -
A Collage of Small Planets from the Lick-Carnegie Exoplanet Survey: Exploring the Super-Earth and Sub-Neptune Mass Regime
Burt 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 -
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 | Reference Overview -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
CPS
California Planet Search -
Chromospheric Ca II Emission in Nearby F, G, K, and M Stars
Wright et al. 2004 | Reference Overview -
Contributions to the Nearby Stars (NStars) Project: Spectroscopy of Stars Earlier than M0 within 40 parsecs: The Northern Sample I
Gray et al. 2003 | 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 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 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
- Browse
- Download
