Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 75898 b
Host star HD 75898 • 422.8 d orbit
Records
4
archive rows
Discovery
2007
Radial Velocity
Radius
—
default parameter set
Mass
810.5 M⊕
default parameter set
HD 75898
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: Ruggieri et al. 2024
Host Star
HD 75898
Stable across source rows
Discovery Year
2007
Stable across source rows
Orbital Period
422.8 day
418.2 to 422.9
Semi-Major Axis
1.20 au
1.19 to 1.20
Mass
810.5 Mearth
797.8 to 861.3
Provenance
Underlying measurements and references
Evidence Summary
Rows
4
Refs
4
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2007 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 422.9 day | — | 861.3 Mearth | — | Ment et al. 2018 |
| 2007 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 418.2 day | — | 797.8 Mearth | — | Robinson et al. 2007 |
| 2007 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 422.8 day | — | 810.5 Mearth | — | Ruggieri et al. 2024 |
| 2007 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 418.2 day | — | 858.1 Mearth | — | Stassun et al. 2017 |