Discovery
Transit
Host star HD 28109 • 4.23 R⊕ • 56.00 d orbit
Records
3
archive rows
Discovery
—
Transit
Radius
4.23 R⊕
median non-null value
Mass
8.57 M⊕
median non-null value
HD 28109
596.7 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 28109
Discovery
Transit
Year
2022
Period
56.00 day
Radius
4.13 Rearth
Mass
9.20 Mearth
Eq. Temp
643 K
Scale Comparison
Current adopted radius: 4.23 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
HD 28109 c
4.23 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Evidence Summary
Rows
3
Refs
3
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2022 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 56.00 day | 4.13 Rearth | 9.20 Mearth | 643 K | Barone et al. 2025 |
| 2022 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 56.01 day | 4.23 Rearth | 7.94 Mearth | 585.2 K | Dransfield et al. 2022 |
| 2022 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 56.00 day | 4.61 Rearth | — | 596.7 K | ExoFOP |