Temperature
5592 K
5564 to 5668
G5 • 40.97 pc
Records
11
literature rows
Planets
1
system count
References
12
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
5592 K
5564 to 5668
Mass
1.02 Msun
0.87 to 1.24
Radius
1.03 Rsun
1.01 to 1.08
Luminosity
-0.04 log(Lsun)
-0.04 to -0.04
Distance
40.97 pc
single adopted value
Spectral Type
G5
Consistent across records
Planets
1
Stable across source rows
Scale Comparison
Current adopted radius: 1.03 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 178911 B
1.03 R☉
System Layout
1 planets linked to this host
Radial Velocity
Discovery
2001
Period
71.49 days
Radius
—
Mass
1999.8 M⊕
Eq. Temp
—
Provenance
Evidence Summary
Rows
11
Stellar refs
11
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5668 | 1.01 | — | — | — | G5 | 40.97 | Wittenmyer et al. 2009 | TICv8 |
| — | — | — | — | — | — | 40.97 | Wright et al. 2004 | TICv8 |
| 5668 | 1.06 | — | — | — | — | 40.97 | Butler et al. 2006 | TICv8 |
| — | — | — | — | — | — | 40.97 | Valenti & Fischer 2005 | TICv8 |
| 5564 | 0.98 | 1.02 | — | -0.04 | — | 40.97 | TICv8 | TICv8 |
| — | 0.87 | — | — | — | — | 40.97 | Zucker et al. 2002 | TICv8 |
| — | — | — | — | — | — | 40.97 | Nordstrom et al. 2004 | TICv8 |
| 5576.1 | 1.03 | 1.03 | — | — | — | 40.97 | Rosenthal et al. 2021 | TICv8 |
| — | — | — | — | — | G5 | 40.97 | AGK 3 Catalog | TICv8 |
| 5588 | 1.24 | 1.08 | — | — | — | 40.97 | Stassun et al. 2017 | TICv8 |
| 5596 | — | 1.01 | — | -0.04 | — | 40.97 | Gaia DR2 | TICv8 |