Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 103891 b
Host star HD 103891 • 1919 d orbit
Records
2
archive rows
Discovery
2022
Radial Velocity
Radius
—
default parameter set
Mass
457.7 M⊕
default parameter set
HD 103891
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: Sreenivas et al. 2022
Host Star
HD 103891
Stable across source rows
Discovery Year
2022
Stable across source rows
Orbital Period
1919 day
1894 to 1919
Semi-Major Axis
3.27 au
3.25 to 3.27
Mass
457.7 Mearth
457.7 to 918.5
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 |
|---|---|---|---|---|---|---|---|---|
| 2022 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 1919 day | — | 457.7 Mearth | — | Sreenivas et al. 2022 |
| 2022 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 1894 day | — | 918.5 Mearth | — | Xiao et al. 2023 |