Discovery Method
Transit
Consistent across records
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ExoplanetDetail
KELT-8 b
Host star KELT-8 • 18.16 R⊕ • 3.24 d orbit
Records
8
archive rows
Discovery
2015
Transit
Radius
18.16 R⊕
default parameter set
Mass
209.8 M⊕
default parameter set
KELT-8
temperature unconstrained
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: Stassun et al. 2017
Host Star
KELT-8
Stable across source rows
Discovery Year
2015
Stable across source rows
Orbital Period
3.24 day
3.24 to 3.24
Radius
18.16 Rearth
18.16 to 21.05
Mass
209.8 Mearth
209.8 to 275.6
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 18.16 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
KELT-8 b
18.16 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
8
Refs
8
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | 20.85 Rearth | 275.6 Mearth | 1675 K | Fulton et al. 2015 |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | 21.05 Rearth | — | 1428.2 K | ExoFOP |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | — | — | — | Ivshina & Winn 2022 |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | 18.16 Rearth | 209.8 Mearth | — | Stassun et al. 2017 |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | 20.85 Rearth | 272.7 Mearth | — | Bonomo et al. 2017 |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | — | — | — | Mallonn et al. 2019 |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | — | — | — | Patel & Espinoza 2022 |
| 2015 | Transit | KELT | Mamiya 645 80mm f/1.9 | 3.24 day | — | — | — | Kokori et al. 2023 |