Discovery Method
Radial Velocity
Consistent across records
Host star HD 22781 • 528.1 d orbit
Records
1
archive rows
Discovery
2011
Radial Velocity
Radius
—
default parameter set
Mass
4338.2 M⊕
default parameter set
HD 22781
temperature unconstrained
Canonical Summary
Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.
Selected source: Díaz et al. 2012
Host Star
HD 22781
Stable across source rows
Discovery Method
Radial Velocity
Consistent across records
Discovery Year
2011
Stable across source rows
Orbital Period
528.1 day
single adopted value
Semi-Major Axis
1.17 au
single adopted value
Mass
4338.2 Mearth
single adopted value
Provenance
Evidence Summary
Rows
1
Refs
1
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2011 | Radial Velocity | Haute-Provence Observatory | 1.93 m Telescope | 528.1 day | — | 4338.2 Mearth | — | Díaz et al. 2012 |