Temperature
5265.7 K
5265.7 to 5335
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Stellar HostProfile
K2-408
Unclassified star • 162.3 pc
Records
3
literature rows
Planets
1
system count
References
4
distinct source labels
TIC: TIC 432247186
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: TICv8 • System source: TICv8
Mass
0.90 Msun
0.81 to 0.90
Radius
0.82 Rsun
0.78 to 0.82
Luminosity
-0.33 log(Lsun)
single adopted value
Distance
162.3 pc
single adopted value
Planets
1
Stable across source rows
Scale Comparison
Radius against the Sun
Current adopted radius: 0.82 R☉ (circles scaled linearly by radius)
Sun
1.0 R☉ baseline
K2-408
0.82 R☉
System Layout
Known planets
1 planets linked to this host
K2-408 b
Transit
◌
Discovery
2022
Period
20.98 days
Radius
1.68 R⊕
Mass
—
Eq. Temp
—
K2-408 b: A Super-Earth Orbiting a G7 Star
K2-408 is a G7 star located 529 light-years away, with a mass of 0.902 solar masses and a radius of 0.821 solar radii. Its radius is smaller than the Sun's, and its temperature is 5270 K, cooler than the Sun's. One planet orbits this star.
K2-408 b is a Super-Earth discovered in 2022 by the transit method. It completes one orbit every 21 days and has a radius of 1.68 Earth radii, larger than Earth's.
Provenance
Underlying measurements and references
Evidence Summary
Rows
3
Stellar refs
3
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Luminositystable
Surface Gravitydisputed
Metallicitydisputed
Spectral Typestable
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 5335 | 0.81 | 0.78 | — | — | G7 | 162.3 | Zink et al. 2021 | TICv8 |
| 5265.7 | 0.90 | 0.82 | — | -0.33 | — | 162.3 | TICv8 | TICv8 |
| 5335 | 0.81 | 0.78 | — | — | — | 162.3 | Christiansen et al. 2022 | TICv8 |