Temperature
4989.5 K
4981.5 to 5054
G5 • 121.9 pc
Records
7
literature rows
Planets
1
system count
References
8
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
4989.5 K
4981.5 to 5054
Mass
1.65 Msun
1.59 to 1.68
Radius
4.45 Rsun
4.28 to 4.55
Age
2.31 Gyr
2.30 to 2.33
Luminosity
1.06 log(Lsun)
1.05 to 1.06
Distance
121.9 pc
single adopted value
Spectral Type
G5
Consistent across records
Planets
1
Stable across source rows
Scale Comparison
Current adopted radius: 4.45 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 102956
4.45 R☉
System Layout
1 planets linked to this host
Radial Velocity
Discovery
2010
Period
6.50 days
Radius
—
Mass
305.1 M⊕
Eq. Temp
—
Provenance
Evidence Summary
Rows
7
Stellar refs
7
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 4985 | — | 4.51 | — | — | — | 121.9 | TICv8 | TICv8 |
| 4994 | 1.59 | 4.41 | — | — | — | 121.9 | Stassun et al. 2017 | TICv8 |
| 5054 | 1.68 | 4.40 | 2.30 | 1.06 | — | 121.9 | Johnson et al. 2010 | TICv8 |
| 4981.5 | — | 4.49 | — | 1.05 | — | 121.9 | Gaia DR2 | TICv8 |
| — | — | — | — | — | G5 | 121.9 | Cannon & Pickering 1918 | TICv8 |
| 4985 | 1.66 | 4.55 | — | — | — | 121.9 | Luhn et al. 2019 | TICv8 |
| 5010 | 1.63 | 4.28 | 2.33 | — | — | 121.9 | Sousa et al. 2015 | TICv8 |