Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 208487 b
Host star HD 208487 • 129.4 d orbit
Records
4
archive rows
Discovery
2004
Radial Velocity
Radius
—
default parameter set
Mass
146.2 M⊕
default parameter set
HD 208487
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: Rubenstein et al. 2025
Host Star
HD 208487
Stable across source rows
Discovery Year
2004
Stable across source rows
Orbital Period
129.4 day
129.4 to 130.1
Semi-Major Axis
0.53 au
0.49 to 0.53
Mass
146.2 Mearth
143.0 to 165.3
Provenance
Underlying measurements and references
Evidence Summary
Rows
4
Refs
4
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2004 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 130.0 day | — | 152.6 Mearth | — | Gregory 2007 |
| 2004 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 129.4 day | — | 146.2 Mearth | — | Rubenstein et al. 2025 |
| 2004 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 130 day | — | 143.0 Mearth | — | Tinney et al. 2005 |
| 2004 | Radial Velocity | Anglo-Australian Telescope | 3.9 m Anglo-Australian Telescope | 130.1 day | — | 165.3 Mearth | — | Butler et al. 2006 |