Discovery Method
Transit
Consistent across records
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ExoplanetDetail
pi Men c
Host star HD 39091 • 2.02 R⊕ • 6.27 d orbit
Records
9
archive rows
Discovery
2018
Transit
Radius
2.02 R⊕
default parameter set
Mass
—
default parameter set
HD 39091
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: Kunovac Hodžić et al. 2021
Host Star
HD 39091
Stable across source rows
Discovery Year
2018
Stable across source rows
Orbital Period
6.27 day
6.27 to 6.27
Radius
2.02 Rearth
2.00 to 2.11
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 2.02 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
pi Men c
2.02 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
9
Refs
9
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | 2.06 Rearth | 4.52 Mearth | 1147 K | Gandolfi et al. 2018 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | 2.04 Rearth | 4.82 Mearth | 1169.8 K | Huang et al. 2018 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | 2.00 Rearth | — | 1052 K | ExoFOP |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | — | 3.63 Mearth | — | Hatzes et al. 2022 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | — | 3.50 Mearth | — | Feng et al. 2022 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | — | — | — | Kokori et al. 2023 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | 2.11 Rearth | 4.30 Mearth | — | Damasso et al. 2020 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | 2.02 Rearth | — | — | Kunovac Hodžić et al. 2021 |
| 2018 | Transit | Transiting Exoplanet Survey Satellite (TESS) | 0.1 m TESS Telescope | 6.27 day | — | 4.20 Mearth | — | Harada et al. 2025 |