Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 2952 b
Host star HD 2952 • 312.1 d orbit
Records
3
archive rows
Discovery
2013
Radial Velocity
Radius
—
default parameter set
Mass
284.8 M⊕
default parameter set
HD 2952
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: Teng et al. 2023
Host Star
HD 2952
Stable across source rows
Discovery Year
2013
Stable across source rows
Orbital Period
312.1 day
311.6 to 312.1
Semi-Major Axis
1.12 au
1.12 to 1.23
Mass
284.8 Mearth
284.8 to 508.5
Provenance
Underlying measurements and references
Evidence Summary
Rows
3
Refs
3
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2013 | Radial Velocity | Okayama Astrophysical Observatory | 1.88 m Telescope | 311.6 day | — | 508.5 Mearth | — | Sato et al. 2013 |
| 2013 | Radial Velocity | Okayama Astrophysical Observatory | 1.88 m Telescope | 312.1 day | — | 284.8 Mearth | — | Teng et al. 2023 |
| 2013 | Radial Velocity | Okayama Astrophysical Observatory | 1.88 m Telescope | 311.6 day | — | 435.4 Mearth | — | Stassun et al. 2017 |