Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 81817 b
Host star HD 81817 • 1021.2 d orbit
Records
2
archive rows
Discovery
2020
Radial Velocity
Radius
—
default parameter set
Mass
7668.6 M⊕
default parameter set
HD 81817
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: Feng et al. 2022
Host Star
HD 81817
Stable across source rows
Discovery Year
2020
Stable across source rows
Orbital Period
1021.2 day
1021.2 to 1047.1
Semi-Major Axis
3.23 au
3.23 to 3.30
Mass
7668.6 Mearth
7668.6 to 8613.2
Provenance
Underlying measurements and references
Evidence Summary
Rows
2
Refs
2
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2020 | Radial Velocity | Bohyunsan Optical Astronomical Observatory | 1.8 m Telescope | 1021.2 day | — | 7668.6 Mearth | — | Feng et al. 2022 |
| 2020 | Radial Velocity | Bohyunsan Optical Astronomical Observatory | 1.8 m Telescope | 1047.1 day | — | 8613.2 Mearth | — | Bang et al. 2020 |