Temperature
5777.5 K
5422.2 to 5782
G3 • 259.2 pc
Records
4
literature rows
Planets
2
system count
References
5
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
5777.5 K
5422.2 to 5782
Mass
0.87 Msun
0.80 to 0.99
Radius
1.09 Rsun
1.08 to 1.28
Luminosity
0.11 log(Lsun)
single adopted value
Distance
259.2 pc
single adopted value
Spectral Type
G3
Consistent across records
Planets
2
Stable across source rows
Scale Comparison
Current adopted radius: 1.09 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
K2-389
1.09 R☉
System Layout
2 planets linked to this host
Provenance
Evidence Summary
Rows
4
Stellar refs
4
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5782 | 0.80 | 1.08 | — | — | G3 | 259.2 | Zink et al. 2021 | TICv8 |
| 5773 | 0.99 | 1.09 | — | — | — | 259.2 | Howard et al. 2025 | TICv8 |
| 5782 | 0.80 | 1.08 | — | — | — | 259.2 | Christiansen et al. 2022 | TICv8 |
| 5422.2 | 0.94 | 1.28 | — | 0.11 | — | 259.2 | TICv8 | TICv8 |