Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
HD 68988 b
Host star HD 68988 • 6.28 d orbit
Records
5
archive rows
Discovery
2001
Radial Velocity
Radius
—
default parameter set
Mass
626.1 M⊕
default parameter set
HD 68988
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
HD 68988
Stable across source rows
Discovery Year
2001
Stable across source rows
Orbital Period
6.28 day
6.28 to 6.28
Semi-Major Axis
0.07 au
0.07 to 0.07
Mass
626.1 Mearth
591 to 626.8
Provenance
Underlying measurements and references
Evidence Summary
Rows
5
Refs
5
Methods
1
Discoverystable
Facilitystable
Periodstable
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 6.28 day | — | 604 Mearth | — | Vogt et al. 2002 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 6.28 day | — | 626.1 Mearth | — | Stassun et al. 2017 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 6.28 day | — | 626.8 Mearth | — | An et al. 2025 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 6.28 day | — | 591 Mearth | — | Butler et al. 2006 |
| 2001 | Radial Velocity | Multiple Observatories | Multiple Telescopes | 6.28 day | — | 608.3 Mearth | — | Rosenthal et al. 2021 |