Temperature
5440 K
5436.3 to 5467
G8 V • 44.81 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
5440 K
5436.3 to 5467
Mass
0.95 Msun
0.92 to 0.96
Radius
0.92 Rsun
0.92 to 1.01
Age
7 Gyr
4.92 to 7.56
Luminosity
-0.18 log(Lsun)
-0.20 to -0.09
Distance
44.81 pc
single adopted value
Spectral Type
G8 V
Multiple classifications reported
Planets
1
Stable across source rows
Scale Comparison
Current adopted radius: 0.92 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 171238
0.92 R☉
System Layout
1 planets linked to this host
Radial Velocity
Discovery
2009
Period
1523 days
Radius
—
Mass
826.3 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 |
|---|---|---|---|---|---|---|---|---|
| — | — | — | — | — | G8 V | 44.81 | Michigan Catalog, Vol. 3 | TICv8 |
| — | — | — | — | — | G5 | 44.81 | Cannon & Pickering 1918 | TICv8 |
| 5440 | 0.96 | 1.01 | 7.56 | -0.09 | G8 V | 44.81 | Ment et al. 2018 | TICv8 |
| 5436.3 | — | 0.92 | — | -0.18 | — | 44.81 | Gaia DR2 | TICv8 |
| — | — | — | — | — | — | 44.81 | Nordstrom et al. 2004 | TICv8 |
| — | 0.92 | — | 7 | -0.20 | G8 V | 44.81 | Li et al. 2021 | TICv8 |
| 5467 | 0.94 | — | 4.92 | — | K0 V | 44.81 | Ségransan et al. 2010 | TICv8 |
| 5440 | 0.95 | 0.92 | — | -0.18 | — | 44.81 | TICv8 | TICv8 |