Discovery Method
Radial Velocity
Consistent across records
←Back to Exoplanets
ExoplanetDetail
HD 27442 b
Host star HD 27442 • 428.1 d orbit
Records
2
archive rows
Discovery
2000
Radial Velocity
Radius
—
default parameter set
Mass
495.8 M⊕
default parameter set
HD 27442
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: Butler et al. 2006
Host Star
HD 27442
Stable across source rows
Discovery Year
2000
Stable across source rows
Orbital Period
428.1 day
415.2 to 428.1
Semi-Major Axis
1.27 au
1.16 to 1.27
Mass
495.8 Mearth
429.1 to 495.8
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 |
|---|---|---|---|---|---|---|---|---|
| 2000 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 415.2 day | — | 429.1 Mearth | — | Butler et al. 2001 |
| 2000 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 428.1 day | — | 495.8 Mearth | — | Butler et al. 2006 |