Discovery Method
Radial Velocity
Consistent across records
←Back to Exoplanets
ExoplanetDetail
HD 89839 b
Host star HD 89839 • 3391.2 d orbit
Records
4
archive rows
Discovery
2023
Radial Velocity
Radius
—
default parameter set
Mass
1196.9 M⊕
default parameter set
HD 89839
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: Standing et al. 2026
Host Star
HD 89839
Stable across source rows
Discovery Year
2023
Stable across source rows
Orbital Period
3391.2 day
3372 to 3448
Semi-Major Axis
4.71 au
4.71 to 4.90
Mass
1196.9 Mearth
1196.9 to 1748.1
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 |
|---|---|---|---|---|---|---|---|---|
| 2023 | Radial Velocity | Multiple Facilities | Multiple Telescopes | 3441 day | — | 1592.3 Mearth | — | Xiao et al. 2023 |
| 2023 | Radial Velocity | Multiple Facilities | Multiple Telescopes | 3448 day | — | 1652.7 Mearth | — | Philipot et al. 2023 |
| 2023 | Radial Velocity | Multiple Facilities | Multiple Telescopes | 3372 day | — | 1748.1 Mearth | — | An et al. 2025 |
| 2023 | Radial Velocity | Multiple Facilities | Multiple Telescopes | 3391.2 day | — | 1196.9 Mearth | — | Standing et al. 2026 |