Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 11977 b
Host star HD 11977 • 711 d orbit
Records
3
archive rows
Discovery
2005
Radial Velocity
Radius
—
default parameter set
Mass
2080 M⊕
default parameter set
HD 11977
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: Setiawan et al. 2005
Host Star
HD 11977
Stable across source rows
Discovery Year
2005
Stable across source rows
Orbital Period
711 day
621.6 to 711
Semi-Major Axis
1.93 au
1.89 to 1.93
Mass
2080 Mearth
1999.1 to 2080
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 |
|---|---|---|---|---|---|---|---|---|
| 2005 | Radial Velocity | La Silla Observatory | Multiple Telescopes | — | — | 1999.1 Mearth | — | Kunitomo et al. 2011 |
| 2005 | Radial Velocity | La Silla Observatory | Multiple Telescopes | 711 day | — | 2080 Mearth | — | Setiawan et al. 2005 |
| 2005 | Radial Velocity | La Silla Observatory | Multiple Telescopes | 621.6 day | — | 2065.9 Mearth | — | Soto et al. 2015 |