Temperature
4656 K
3880 to 4991.5
M0 V • 544.6 pc
Records
23
literature rows
Planets
2
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
4656 K
3880 to 4991.5
Mass
0.51 Msun
0.51 to 0.82
Radius
0.64 Rsun
0.49 to 0.98
Age
8.51 Gyr
2.57 to 14
Luminosity
-0.61 log(Lsun)
-0.65 to -0.57
Distance
544.6 pc
single adopted value
Spectral Type
M0 V
Consistent across records
Planets
2
Stable across source rows
Scale Comparison
Current adopted radius: 0.64 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
Kepler-309
0.64 R☉
System Layout
2 planets linked to this host
Transit
Discovery
2014
Period
105.4 days
Radius
—
Mass
—
Eq. Temp
—
Transit
Discovery
2014
Period
5.92 days
Radius
1.56 R⊕
Mass
—
Eq. Temp
—
Provenance
Evidence Summary
Rows
23
Stellar refs
16
System refs
1