Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 2039 b
Host star HD 2039 • 1120 d orbit
Records
3
archive rows
Discovery
2002
Radial Velocity
Radius
—
default parameter set
Mass
1999.2 M⊕
default parameter set
HD 2039
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 2039
Stable across source rows
Discovery Year
2002
Stable across source rows
Orbital Period
1120 day
1120 to 1183
Semi-Major Axis
2.20 au
2.20 to 2.23
Mass
1999.2 Mearth
1557.3 to 1999.2
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 |
|---|---|---|---|---|---|---|---|---|
| 2002 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 1120 day | — | 1999.2 Mearth | — | Stassun et al. 2017 |
| 2002 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 1120 day | — | 1941.9 Mearth | — | Butler et al. 2006 |
| 2002 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 1183 day | — | 1557.3 Mearth | — | Tinney et al. 2003 |