Temperature
5783 K
5748.4 to 5820.9
G3/5 V • 55.87 pc
Records
6
literature rows
Planets
2
system count
References
7
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
5783 K
5748.4 to 5820.9
Mass
1.05 Msun
1.05 to 1.05
Radius
1.28 Rsun
1.26 to 1.29
Age
7.30 Gyr
single adopted value
Luminosity
0.22 log(Lsun)
0.21 to 0.30
Distance
55.87 pc
single adopted value
Spectral Type
G3/5 V
Multiple classifications reported
Planets
2
Stable across source rows
Scale Comparison
Current adopted radius: 1.28 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 109271
1.28 R☉
System Layout
2 planets linked to this host
Radial Velocity
Discovery
2013
Period
7.85 days
Radius
—
Mass
17.16 M⊕
Eq. Temp
—
Radial Velocity
Discovery
2013
Period
30.93 days
Radius
—
Mass
24.15 M⊕
Eq. Temp
—
Provenance
Evidence Summary
Rows
6
Stellar refs
6
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5820.9 | 1.05 | 1.26 | — | 0.21 | — | 55.87 | TICv8 | TICv8 |
| 5748.4 | — | 1.29 | — | 0.22 | — | 55.87 | Gaia DR2 | TICv8 |
| — | — | — | — | — | — | 55.87 | Nordstrom et al. 2004 | TICv8 |
| — | — | — | — | — | G5 | 55.87 | Cannon & Pickering 1918 | TICv8 |
| 5783 | 1.05 | — | 7.30 | 0.30 | G5 V | 55.87 | Lo Curto et al. 2013 | TICv8 |
| — | — | — | — | — | G3/5 V | 55.87 | Michigan Catalog, Vol. 5 | TICv8 |