Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 188015 b
Host star HD 188015 • 461.2 d orbit
Records
3
archive rows
Discovery
2004
Radial Velocity
Radius
—
default parameter set
Mass
476.7 M⊕
default parameter set
HD 188015
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 188015
Stable across source rows
Discovery Year
2004
Stable across source rows
Orbital Period
461.2 day
456.5 to 462.6
Semi-Major Axis
1.20 au
1.19 to 1.20
Mass
476.7 Mearth
400.4 to 476.7
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 |
|---|---|---|---|---|---|---|---|---|
| 2004 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 456.5 day | — | 400.4 Mearth | — | Marcy et al. 2005 |
| 2004 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 462.6 day | — | 462.1 Mearth | — | Rosenthal et al. 2021 |
| 2004 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 461.2 day | — | 476.7 Mearth | — | Butler et al. 2006 |