Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 40307 g
Host star HD 40307 • 197.8 d orbit
Records
2
archive rows
Discovery
2013
Radial Velocity
Radius
—
default parameter set
Mass
7.10 M⊕
default parameter set
HD 40307
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: Tuomi et al. 2013
Host Star
HD 40307
Stable across source rows
Discovery Year
2013
Stable across source rows
Orbital Period
197.8 day
196.3 to 197.8
Semi-Major Axis
0.60 au
0.60 to 0.61
Mass
7.10 Mearth
single adopted value
Provenance
Underlying measurements and references
Evidence Summary
Rows
2
Refs
2
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massstable
Eq. Tempstable
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2013 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 196.3 day | — | 7.10 Mearth | 255 K | Brasser et al. 2014 |
| 2013 | Radial Velocity | La Silla Observatory | 3.6 m ESO Telescope | 197.8 day | — | 7.10 Mearth | — | Tuomi et al. 2013 |