Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HIP 57274 b
Host star HIP 57274 • 8.14 d orbit
Records
4
archive rows
Discovery
2011
Radial Velocity
Radius
—
default parameter set
Mass
6.36 M⊕
default parameter set
HIP 57274
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: Stassun et al. 2017
Host Star
HIP 57274
Stable across source rows
Discovery Year
2011
Stable across source rows
Orbital Period
8.14 day
8.13 to 8.14
Semi-Major Axis
0.07 au
single adopted value
Mass
6.36 Mearth
6.36 to 3359.4
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 |
|---|---|---|---|---|---|---|---|---|
| 2011 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 8.14 day | — | 11.60 Mearth | — | Fischer et al. 2012 |
| 2011 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 8.14 day | — | 6.36 Mearth | — | Stassun et al. 2017 |
| 2011 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 8.13 day | — | 3359.4 Mearth | — | Kiefer et al. 2021 |
| 2011 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 8.14 day | — | 11.60 Mearth | — | Kammer et al. 2014 |