Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 33142 c
Host star HD 33142 • 810.2 d orbit
Records
2
archive rows
Discovery
2016
Radial Velocity
Radius
—
default parameter set
Mass
282.9 M⊕
default parameter set
HD 33142
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: Trifonov et al. 2022
Host Star
HD 33142
Stable across source rows
Discovery Year
2016
Stable across source rows
Orbital Period
810.2 day
810.2 to 834
Semi-Major Axis
1.96 au
single adopted value
Mass
282.9 Mearth
282.9 to 1897.4
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 |
|---|---|---|---|---|---|---|---|---|
| 2016 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 810.2 day | — | 282.9 Mearth | — | Trifonov et al. 2022 |
| 2016 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 834 day | — | 1897.4 Mearth | — | Bryan et al. 2016 |