Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 20794 d
Host star HD 20794 • 89.68 d orbit
Records
4
archive rows
Discovery
2011
Radial Velocity
Radius
—
default parameter set
Mass
2.98 M⊕
default parameter set
HD 20794
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: Nari et al. 2025
Host Star
HD 20794
Stable across source rows
Discovery Year
2011
Stable across source rows
Orbital Period
89.68 day
88.90 to 90.31
Semi-Major Axis
0.36 au
0.35 to 0.38
Mass
2.98 Mearth
2.98 to 4.80
Provenance
Underlying measurements and references
Evidence Summary
Rows
4
Refs
4
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
Eq. Tempstable
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2011 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 89.77 day | — | 3.65 Mearth | — | Harada et al. 2025 |
| 2011 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 88.90 day | — | 3.52 Mearth | — | Feng et al. 2017 |
| 2011 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 89.68 day | — | 2.98 Mearth | — | Nari et al. 2025 |
| 2011 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 90.31 day | — | 4.80 Mearth | 388 K | Pepe et al. 2011 |