Discovery Method
Transit
Consistent across records
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ExoplanetDetail
KOI-1257 b
Host star KOI-1257 • 10.54 R⊕ • 86.65 d orbit
Records
10
archive rows
Discovery
2014
Transit
Radius
10.54 R⊕
default parameter set
Mass
460.8 M⊕
default parameter set
KOI-1257
511 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: Santerne et al. 2014
Host Star
KOI-1257
Stable across source rows
Discovery Year
2014
Stable across source rows
Orbital Period
86.65 day
86.65 to 86.65
Semi-Major Axis
0.38 au
0.35 to 0.38
Radius
10.54 Rearth
7.10 to 10.54
Mass
460.8 Mearth
single adopted value
Density
2.10 g/cm**3
single adopted value
Equilibrium Temperature
511 K
364 to 511
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 10.54 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
KOI-1257 b
10.54 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
10
Refs
10
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massstable
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 10.54 Rearth | 460.8 Mearth | 511 K | Santerne et al. 2014 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 7.62 Rearth | — | 366 K | Q1-Q12 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | — | — | — | Gajdoš et al. 2019 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 7.89 Rearth | — | — | Morton et al. 2016 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | — | — | — | Q1-Q17 DR25 Supplemental KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 7.62 Rearth | — | 366 K | Q1-Q17 DR24 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 9.40 Rearth | — | 419 K | Q1-Q17 DR25 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 7.62 Rearth | — | 366 K | Q1-Q16 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | — | — | — | Holczer et al. 2016 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 86.65 day | 7.10 Rearth | — | 364 K | Q1-Q8 KOI Table |