Discovery
Transit
Host star K2-257 • 0.83 R⊕ • 1.61 d orbit
Records
1
archive rows
Discovery
—
Transit
Radius
0.83 R⊕
median non-null value
Mass
—
median non-null value
K2-257
789 K equilibrium
Quick Summary
This first pass still reads from the currently available detail payload. Canonical adopted summaries will replace first-row values in the next backend pass.
Scale Comparison
Current adopted radius: 0.83 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
K2-257 b
0.83 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Evidence Summary
Rows
1
Refs
1
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2018 | Transit | K2 | 0.95 m Kepler Telescope | 1.61 day | 0.83 Rearth | — | 789 K | Livingston et al. 2018 |