Discovery Method
Transit
Consistent across records
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ExoplanetDetail
Kepler-391 b
Host star Kepler-391 • 2.50 R⊕ • 7.42 d orbit
Records
12
archive rows
Discovery
2014
Transit
Radius
2.50 R⊕
default parameter set
Mass
1100 M⊕
default parameter set
Kepler-391
930 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: Jofré et al. 2020
Host Star
Kepler-391
Stable across source rows
Discovery Year
2014
Stable across source rows
Orbital Period
7.42 day
7.42 to 7.42
Semi-Major Axis
0.08 au
0.08 to 0.08
Radius
2.50 Rearth
2.16 to 3.36
Mass
1100 Mearth
single adopted value
Density
380 g/cm**3
single adopted value
Equilibrium Temperature
930 K
930 to 1425
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 2.50 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
Kepler-391 b
2.50 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
12
Refs
12
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 | 7.42 day | 2.90 Rearth | — | — | Morton et al. 2016 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 2.16 Rearth | — | 1279 K | Q1-Q8 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 2.50 Rearth | 1100 Mearth | 930 K | Jofré et al. 2020 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 3.36 Rearth | — | 1425 K | Q1-Q17 DR25 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | — | — | — | Q1-Q17 DR25 Supplemental KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 3.20 Rearth | — | — | Rowe et al. 2014 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 2.21 Rearth | — | 1300 K | Q1-Q17 DR24 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 2.21 Rearth | — | 1300 K | Q1-Q12 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | — | 2.77 Rearth | — | — | Berger et al. 2018 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 2.21 Rearth | — | 1300 K | Q1-Q16 KOI Table |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | — | — | — | Gajdoš et al. 2019 |
| 2014 | Transit | Kepler | 0.95 m Kepler Telescope | 7.42 day | 2.32 Rearth | — | — | Fulton & Petigura 2018 |