Temperature
5140.4 K
5082 to 5160.0
K2 • 19.55 pc
Records
8
literature rows
Planets
2
system count
References
9
distinct source labels
Approximate color
from effective temperature
Canonical Summary
Numeric fields use the median of non-null measurements. Disagreement stays visible through ranges, counts, and provenance.
Temperature
5140.4 K
5082 to 5160.0
Mass
0.81 Msun
0.79 to 0.85
Radius
0.78 Rsun
0.76 to 0.79
Age
6 Gyr
single adopted value
Luminosity
-0.42 log(Lsun)
-0.45 to -0.40
Distance
19.55 pc
single adopted value
Spectral Type
K2
Multiple classifications reported
Planets
2
Stable across source rows
Scale Comparison
Current adopted radius: 0.78 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 216520
0.78 R☉
System Layout
2 planets linked to this host
Radial Velocity
Discovery
2020
Period
154.4 days
Radius
—
Mass
9.44 M⊕
Eq. Temp
—
Radial Velocity
Discovery
2020
Period
35.47 days
Radius
—
Mass
10.36 M⊕
Eq. Temp
—
Provenance
Evidence Summary
Rows
8
Stellar refs
8
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5103 | 0.82 | 0.76 | 6 | -0.45 | — | 19.55 | Burt et al. 2021 | TICv8 |
| — | — | — | — | — | K2 | 19.55 | Cannon & Pickering 1918 | TICv8 |
| 5140.4 | — | 0.77 | — | -0.43 | — | 19.55 | Gaia DR2 | TICv8 |
| 5082 | 0.85 | 0.79 | — | -0.42 | — | 19.55 | TICv8 | TICv8 |
| — | — | — | — | — | K0 V | 19.55 | Gray et al. 2003 | TICv8 |
| — | — | — | — | — | — | 19.55 | Wright et al. 2004 | TICv8 |
| 5144 | 0.79 | 0.79 | — | -0.40 | K2 | 19.55 | Turnbull 2015 | TICv8 |
| 5160.0 | 0.79 | 0.78 | — | — | — | 19.55 | Rosenthal et al. 2021 | TICv8 |