Temperature
3457 K
3440 to 3856.2
M2.5 V • 38.03 pc
Records
13
literature rows
Planets
2
system count
References
14
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
3457 K
3440 to 3856.2
Mass
0.39 Msun
0.32 to 0.50
Radius
0.41 Rsun
0.25 to 0.47
Luminosity
-1.59 log(Lsun)
-1.60 to -1.59
Distance
38.03 pc
single adopted value
Spectral Type
M2.5 V
Consistent across records
Planets
2
Stable across source rows
Scale Comparison
Current adopted radius: 0.41 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
K2-18
0.41 R☉
System Layout
2 planets linked to this host
Provenance
Evidence Summary
Rows
13
Stellar refs
13
System refs
1
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 3496 | 0.42 | 0.40 | — | — | — | 38.03 | Crossfield et al. 2016 | TICv8 |
| 3457 | 0.50 | 0.44 | — | -1.60 | — | 38.03 | Benneke et al. 2019 | TICv8 |
| — | — | — | — | — | — | 38.03 | Barros et al. 2016 | TICv8 |
| — | — | 0.25 | — | — | — | 38.03 | Kruse et al. 2019 | TICv8 |
| 3457 | 0.36 | 0.41 | — | — | — | 38.03 | Cloutier et al. 2017 | TICv8 |
| 3503 | 0.41 | 0.39 | — | — | — | 38.03 | Montet et al. 2015 | TICv8 |
| 3440 | — | 0.36 | — | — | — | 38.03 | Vanderburg et al. 2016 | TICv8 |
| 3464 | — | 0.44 | — | — | — | 38.03 | ExoFOP | TICv8 |
| 3464 | 0.44 | 0.44 | — | -1.59 | — | 38.03 | TICv8 | TICv8 |
| 3449 | 0.32 | 0.47 | — | — | — | 38.03 | Howard et al. 2025 | TICv8 |
| 3856.2 | — | — | — | — | — | 38.03 | Gaia DR2 | TICv8 |
| 3457 | 0.36 | 0.41 | — | — | — | 38.03 | Sarkis et al. 2018 | TICv8 |
| 3457 | 0.36 | 0.41 | — | — | M2.5 V | 38.03 | Benneke et al. 2017 | TICv8 |