Temperature
4819 K
4695.4 to 4968.7
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Stellar HostProfile
K2-101
Unclassified star • 188.3 pc
Records
10
literature rows
Planets
1
system count
References
11
distinct source labels
TIC: TIC 175265494
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: Mann et al. 2017 • System source: TICv8
Mass
0.80 Msun
0.75 to 0.83
Radius
0.73 Rsun
0.68 to 0.80
Age
0.79 Gyr
single adopted value
Luminosity
-0.59 log(Lsun)
-0.59 to -0.55
Distance
188.3 pc
single adopted value
Planets
1
Stable across source rows
Scale Comparison
Radius against the Sun
Current adopted radius: 0.73 R☉ (circles scaled linearly by radius)
Sun
1.0 R☉ baseline
K2-101
0.73 R☉
System Layout
Known planets
1 planets linked to this host
K2-101 b
Transit
◌
Discovery
2016
Period
14.68 days
Radius
2 R⊕
Mass
—
Eq. Temp
618 K
K2-101 b: A Super-Earth in a Distant Star System
K2-101 is a K3 star located 614 light-years away, with one known planet in orbit. The star is 0.79 billion years old, contains 0.8 solar masses, spans 0.73 solar radii, and has a temperature of 4820 K. Its mass, radius, and temperature are all smaller or cooler than the Sun's.
The planet K2-101 b is classified as a Super-Earth and was discovered by the transit method in 2016. Its reported radius estimate is 2 Earth radii, larger than Earth's. It completes one orbit every 14.7 days.
Provenance
Underlying measurements and references
Evidence Summary
Rows
10
Stellar refs
10
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Massdisputed
Radiusdisputed
Agestable
Luminositydisputed
Surface Gravitydisputed
Metallicitydisputed
Spectral Typestable
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 4942 | 0.83 | 0.77 | — | — | — | 188.3 | Mayo et al. 2018 | TICv8 |
| — | — | 0.68 | — | — | — | 188.3 | Kruse et al. 2019 | TICv8 |
| — | — | — | — | — | — | 188.3 | Rizzuto et al. 2017 | TICv8 |
| 4927 | 0.82 | 0.76 | — | — | — | 188.3 | Castro-González et al. 2022 | TICv8 |
| 4968.7 | — | 0.68 | — | -0.59 | — | 188.3 | Gaia DR2 | TICv8 |
| — | — | — | — | — | — | 188.3 | Barros et al. 2016 | TICv8 |
| 4819 | 0.80 | 0.73 | 0.79 | -0.59 | — | 188.3 | Mann et al. 2017 | TICv8 |
| 4695.4 | 0.75 | 0.80 | — | -0.55 | — | 188.3 | TICv8 | TICv8 |
| — | — | — | — | — | K3 | 188.3 | Luo et al. 2018 | TICv8 |
| — | — | 0.72 | — | — | — | 188.3 | Libralato et al. 2016 | TICv8 |