Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 80606 b
Host star HD 80606 • 11.57 R⊕ • 111.4 d orbit
Records
8
archive rows
Discovery
2001
Radial Velocity
Radius
11.57 R⊕
default parameter set
Mass
1323.5 M⊕
default parameter set
HD 80606
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: Pearson et al. 2022
Host Star
HD 80606
Stable across source rows
Discovery Year
2001
Stable across source rows
Orbital Period
111.4 day
111.4 to 111.4
Semi-Major Axis
0.46 au
0.45 to 0.46
Radius
11.57 Rearth
10.98 to 11.99
Mass
1323.5 Mearth
1242.7 to 1392.1
Scale Comparison
Radius against familiar reference worlds
Current adopted radius: 11.57 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
HD 80606 b
11.57 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Underlying measurements and references
Evidence Summary
Rows
8
Refs
8
Methods
1
Discoverystable
Facilitystable
Periodstable
Radiusdisputed
Massdisputed
Eq. Tempstable
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | 10.98 Rearth | 1252.2 Mearth | — | Pont et al. 2009 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | — | 1242.7 Mearth | — | Wittenmyer et al. 2009 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | — | 1303.0 Mearth | — | Wittenmyer et al. 2007 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | 11.24 Rearth | 1307.6 Mearth | 405 K | Southworth 2011 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | 11.57 Rearth | 1323.5 Mearth | — | Pearson et al. 2022 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | 11.99 Rearth | 1392.1 Mearth | — | Stassun et al. 2017 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | 11.24 Rearth | 1308.2 Mearth | — | Bonomo et al. 2017 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 111.4 day | — | 1322.2 Mearth | — | Rosenthal et al. 2021 |