Temperature
3785 K
3683 to 3978.8
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Stellar HostProfile
K2-26
M1.0 V • 99.05 pc
Records
8
literature rows
Planets
1
system count
References
9
distinct source labels
TIC: TIC 83181153
Approximate color
from effective temperature
Canonical Summary
Adopted host values from one source row
Values come from the row with the most populated summary measurements. Missing values stay missing. Ranges and counts describe all source rows.
Stellar source: Schlieder et al. 2016 • System source: TICv8
Mass
0.56 Msun
0.51 to 0.56
Radius
0.52 Rsun
0.51 to 0.52
Age
1 Gyr
single adopted value
Luminosity
-1.31 log(Lsun)
-1.36 to -1.31
Distance
99.05 pc
single adopted value
Spectral Type
M1.0 V
Multiple classifications reported
Planets
1
Stable across source rows
Scale Comparison
Radius against the Sun
Current adopted radius: 0.52 R☉ (circles scaled linearly by radius)
Sun
1.0 R☉ baseline
K2-26
0.52 R☉
System Layout
Known planets
1 planets linked to this host
K2-26 b
Transit
◌
Discovery
2016
Period
14.57 days
Radius
2.67 R⊕
Mass
—
Eq. Temp
430 K
K2-26 b: A Neptune-Like World Orbiting a Cool Red Dwarf
K2-26 is an M-type star, a small, cool red dwarf, located 323 light-years from Earth. Its spectral type is M1.0 V. The star has a reported mass of 0.56 solar masses and a radius of 0.52 solar radii, both smaller than the Sun's. Its temperature is 3790 K, cooler than the Sun's, and its age is reported as a lower limit of 1 billion years.
One planet orbits K2-26. K2-26 b is a Neptune-like planet discovered by the transit method in 2016. Its orbital period is 14.6 days, and its radius is 2.67 Earth radii, larger than Earth's.
Provenance
Underlying measurements and references
Evidence Summary
Rows
8
Stellar refs
8
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Agestable
Luminositydisputed
Surface Gravitydisputed
Metallicitystable
Spectral Typedisputed
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 3683 | — | 0.52 | — | — | — | 99.05 | ExoFOP | TICv8 |
| — | — | — | — | — | — | 99.05 | Kruse et al. 2019 | TICv8 |
| 3785 | 0.56 | 0.52 | 1 | -1.31 | M1.0 V | 99.05 | Schlieder et al. 2016 | TICv8 |
| 3683 | 0.51 | 0.52 | — | -1.36 | — | 99.05 | TICv8 | TICv8 |
| 3978.8 | — | — | — | — | — | 99.05 | Gaia DR2 | TICv8 |
| 3769 | 0.53 | 0.51 | — | — | — | 99.05 | Crossfield et al. 2016 | TICv8 |
| 3731 | — | 0.51 | — | — | — | 99.05 | Vanderburg et al. 2016 | TICv8 |
| — | — | 0.52 | — | — | M1 V | 99.05 | Beichman et al. 2016 | TICv8 |