Temperature
5759.6 K
5600 to 5842
G3 IV-V • 37.67 pc
Records
16
literature rows
Planets
1
system count
References
17
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
5759.6 K
5600 to 5842
Mass
1.06 Msun
0.98 to 1.21
Radius
1.48 Rsun
1.38 to 1.56
Age
8.50 Gyr
3.20 to 9.32
Luminosity
0.33 log(Lsun)
0.33 to 0.33
Distance
37.67 pc
single adopted value
Spectral Type
G3 IV-V
Multiple classifications reported
Planets
1
Stable across source rows
Scale Comparison
Current adopted radius: 1.48 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
HD 195019
1.48 R☉
System Layout
1 planets linked to this host
Radial Velocity
Discovery
1998
Period
18.20 days
Radius
—
Mass
1102.8 M⊕
Eq. Temp
—
Provenance
Evidence Summary
Rows
16
Stellar refs
16
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5840 | 1.06 | — | — | — | — | 37.67 | Santos et al. 2003 | TICv8 |
| 5600 | 0.98 | — | 3.20 | — | G3 V/IV | 37.67 | Fischer et al. 1999 | TICv8 |
| 5750 | 1.03 | 1.48 | — | 0.33 | — | 37.67 | TICv8 | TICv8 |
| 5741 | 1.05 | 1.48 | 8.50 | 0.33 | — | 37.67 | Ghezzi et al. 2010 | TICv8 |
| — | 1.02 | 1.38 | 9.32 | — | — | 37.67 | Takeda et al. 2007 | TICv8 |
| 5788 | 1.07 | — | — | — | — | 37.67 | Butler et al. 2006 | TICv8 |
| 5768.2 | — | 1.47 | — | 0.33 | — | 37.67 | Gaia DR2 | TICv8 |
| — | — | — | — | — | — | 37.67 | Nidever et al. 2002 | TICv8 |
| — | — | — | — | — | — | 37.67 | Wright et al. 2004 | TICv8 |
| — | — | — | — | — | — | 37.67 | Valenti & Fischer 2005 | TICv8 |
| 5842 | 1.06 | — | — | — | — | 37.67 | Santos et al. 2004 | TICv8 |
| — | — | — | — | — | G5 | 37.67 | Cannon & Pickering 1918 | TICv8 |
| — | — | — | — | — | — | 37.67 | Nordstrom et al. 2004 | TICv8 |
| 5746.6 | 1.05 | 1.56 | — | — | — | 37.67 | Rosenthal et al. 2021 | TICv8 |
| 5842 | 1.06 | — | — | — | G3 IV-V | 37.67 | Wittenmyer et al. 2007 | TICv8 |
| 5751 | 1.21 | 1.48 | — | — | — | 37.67 | Stassun et al. 2017 | TICv8 |