Discovery Method
Transit
Consistent across records
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ExoplanetDetail
KELT-12 b
Host star KELT-12 • 19.95 R⊕ • 5.03 d orbit
Records
4
archive rows
Discovery
2017
Transit
Radius
19.95 R⊕
default parameter set
Mass
301.9 M⊕
default parameter set
KELT-12
1800 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: Stevens et al. 2017
Host Star
KELT-12
Stable across source rows
Discovery Year
2017
Stable across source rows
Orbital Period
5.03 day
5.03 to 5.03
Semi-Major Axis
0.07 au
single adopted value
Radius
19.95 Rearth
15.40 to 19.95
Mass
301.9 Mearth
single adopted value
Density
0.21 g/cm**3
single adopted value
Equilibrium Temperature
1800 K
1656 to 1800
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 19.95 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
KELT-12 b
19.95 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
4
Refs
4
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massstable
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2017 | Transit | KELT-North | Mamiya 645 80mm f/1.9 | 5.03 day | 19.95 Rearth | 301.9 Mearth | 1800 K | Stevens et al. 2017 |
| 2017 | Transit | KELT-North | Mamiya 645 80mm f/1.9 | 5.03 day | — | — | — | Patel & Espinoza 2022 |
| 2017 | Transit | KELT-North | Mamiya 645 80mm f/1.9 | 5.03 day | — | — | — | Kokori et al. 2023 |
| 2017 | Transit | KELT-North | Mamiya 645 80mm f/1.9 | 5.03 day | 15.40 Rearth | — | 1656 K | ExoFOP |