Discovery Method
Transit
Consistent across records
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ExoplanetDetail
K2-290 c
Host star K2-290 • 11.28 R⊕ • 48.37 d orbit
Records
3
archive rows
Discovery
2019
Transit
Radius
11.28 R⊕
default parameter set
Mass
246.0 M⊕
default parameter set
K2-290
676 K equilibrium
Canonical Summary
Adopted planet values from the default parameter set
Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.
Selected source: Hjorth et al. 2019
Host Star
K2-290
Stable across source rows
Discovery Year
2019
Stable across source rows
Orbital Period
48.37 day
48.37 to 48.37
Semi-Major Axis
0.30 au
0.29 to 0.30
Radius
11.28 Rearth
11.28 to 11.32
Mass
246.0 Mearth
246 to 246.0
Density
1.01 g/cm**3
single adopted value
Equilibrium Temperature
676 K
676 to 699
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 11.28 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
K2-290 c
11.28 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
3
Refs
3
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2019 | Transit | K2 | 0.95 m Kepler Telescope | 48.37 day | 11.32 Rearth | 246 Mearth | 699 K | Saha 2025 |
| 2019 | Transit | K2 | 0.95 m Kepler Telescope | — | — | — | — | Hjorth et al. 2021 |
| 2019 | Transit | K2 | 0.95 m Kepler Telescope | 48.37 day | 11.28 Rearth | 246.0 Mearth | 676 K | Hjorth et al. 2019 |