Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 290327 b
Host star HD 290327 • 2443 d orbit
Records
2
archive rows
Discovery
2009
Radial Velocity
Radius
—
default parameter set
Mass
772.3 M⊕
default parameter set
HD 290327
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: Stassun et al. 2017
Host Star
HD 290327
Stable across source rows
Discovery Year
2009
Stable across source rows
Orbital Period
2443 day
single adopted value
Semi-Major Axis
3.43 au
single adopted value
Mass
772.3 Mearth
772.3 to 807.2
Provenance
Underlying measurements and references
Evidence Summary
Rows
2
Refs
2
Methods
1
Discoverystable
Facilitystable
Periodstable
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2009 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 2443 day | — | 772.3 Mearth | — | Stassun et al. 2017 |
| 2009 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 2443 day | — | 807.2 Mearth | — | Naef et al. 2010 |