Discovery
Transit
Host star HD 219666 • 4.68 R⊕ • 6.04 d orbit
Records
6
archive rows
Discovery
—
Transit
Radius
4.68 R⊕
median non-null value
Mass
17.10 M⊕
median non-null value
HD 219666
1074.5 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.
Host Star
HD 219666
Discovery
Transit
Year
2018
Period
6.04 day
Radius
4.71 Rearth
Mass
16.60 Mearth
Eq. Temp
1073 K
Scale Comparison
Current adopted radius: 4.68 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
HD 219666 b
4.68 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Evidence Summary
Rows
6
Refs
6
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.04 day | 4.71 Rearth | 16.60 Mearth | 1073 K | Esposito et al. 2019 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.03 day | 4.66 Rearth | — | 1377.9 K | ExoFOP |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.04 day | 4.24 Rearth | — | 838 K | Oddo et al. 2023 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.03 day | — | — | — | Kokori et al. 2023 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.03 day | 4.90 Rearth | 17.60 Mearth | 1076 K | Murphy et al. 2025 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.04 day | — | — | — | Patel & Espinoza 2022 |