Temperature
3722 K
3611 to 3889
M1 • 18.15 pc
Records
6
literature rows
Planets
3
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
3722 K
3611 to 3889
Mass
0.51 Msun
0.45 to 0.52
Radius
0.51 Rsun
0.49 to 0.54
Age
8.38 Gyr
single adopted value
Luminosity
-1.37 log(Lsun)
-1.40 to -1.36
Distance
18.15 pc
single adopted value
Spectral Type
M1
Multiple classifications reported
Planets
3
Stable across source rows
Scale Comparison
Current adopted radius: 0.51 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
GJ 3998
0.51 R☉
System Layout
3 planets linked to this host
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 |
|---|---|---|---|---|---|---|---|---|
| 3889 | — | — | — | — | — | 18.15 | Gaia DR2 | TICv8 |
| 3611 | 0.45 | 0.54 | — | -1.40 | M2.5 | 18.15 | Turnbull 2015 | TICv8 |
| 3722 | 0.50 | 0.49 | — | -1.39 | M1 | 18.15 | Affer et al. 2016 | TICv8 |
| — | — | — | — | — | M1 | 18.15 | Hawley et al. 1996 | TICv8 |
| 3667 | 0.52 | 0.52 | — | -1.36 | — | 18.15 | TICv8 | TICv8 |
| 3726 | 0.52 | 0.50 | 8.38 | -1.36 | — | 18.15 | Stefanov et al. 2025 | TICv8 |