Temperature
5745.4 K
5701 to 5765
G2 V • 50.61 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
5745.4 K
5701 to 5765
Mass
1.13 Msun
1.03 to 1.21
Radius
1.81 Rsun
1.67 to 1.85
Age
8.03 Gyr
7.85 to 8.20
Luminosity
0.51 log(Lsun)
0.51 to 0.51
Distance
50.61 pc
single adopted value
Spectral Type
G2 V
Multiple classifications reported
Planets
1
Stable across source rows
Scale Comparison
Current adopted radius: 1.81 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 222155
1.81 R☉
System Layout
1 planets linked to this host
Radial Velocity
Discovery
2011
Period
3999 days
Radius
—
Mass
673.8 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 |
|---|---|---|---|---|---|---|---|---|
| 5701 | 1.21 | 1.85 | — | — | — | 50.61 | Stassun et al. 2017 | TICv8 |
| — | — | — | — | — | G0 | 50.61 | Cannon & Pickering 1918 | TICv8 |
| 5740.7 | 1.03 | 1.81 | — | 0.51 | — | 50.61 | TICv8 | TICv8 |
| 5720 | — | 1.83 | — | 0.51 | — | 50.61 | Gaia DR2 | TICv8 |
| 5765 | 1.13 | — | — | — | G2 V | 50.61 | Xiao et al. 2023 | TICv8 |
| — | — | — | — | — | — | 50.61 | Nordstrom et al. 2004 | TICv8 |
| 5750 | 1.06 | 1.69 | 7.85 | — | — | 50.61 | Sousa et al. 2015 | TICv8 |
| 5765 | 1.13 | 1.67 | 8.20 | — | G2 V | 50.61 | Boisse et al. 2012 | TICv8 |