Temperature
5671 K
5662.2 to 5721
G0 • 111.7 pc
Records
8
literature rows
Planets
1
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
5671 K
5662.2 to 5721
Mass
1.01 Msun
0.99 to 1.53
Radius
2.42 Rsun
1.88 to 2.54
Age
8.54 Gyr
8.50 to 8.59
Luminosity
0.73 log(Lsun)
0.57 to 0.78
Distance
111.7 pc
single adopted value
Spectral Type
G0
Consistent across records
Planets
1
Stable across source rows
Scale Comparison
Current adopted radius: 2.42 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 171028
2.42 R☉
System Layout
1 planets linked to this host
Radial Velocity
Discovery
2007
Period
550 days
Radius
—
Mass
629.3 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 |
|---|---|---|---|---|---|---|---|---|
| 5663 | 0.99 | 1.95 | 8.50 | — | G0 | 111.7 | Santos et al. 2007 | TICv8 |
| 5671 | 1.53 | 2.47 | — | — | — | 111.7 | Stassun et al. 2017 | TICv8 |
| 5671 | 1.01 | — | — | — | — | 111.7 | Mortier et al. 2013 | TICv8 |
| 5721 | 1 | 1.88 | 8.59 | 0.57 | — | 111.7 | Jofré et al. 2015 | TICv8 |
| 5662.2 | — | 2.42 | — | 0.73 | — | 111.7 | Gaia DR2 | TICv8 |
| 5675.9 | 1.01 | 2.54 | — | 0.78 | — | 111.7 | TICv8 | TICv8 |
| — | — | — | — | — | — | 111.7 | Santos et al. 2011 | TICv8 |
| — | — | — | — | — | G0 | 111.7 | AGK 3 Catalog | TICv8 |