Discovery Method
Radial Velocity
Consistent across records
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ExoplanetDetail
ups And b
Host star ups And • 4.62 d orbit
Records
8
archive rows
Discovery
1996
Radial Velocity
Radius
—
default parameter set
Mass
218.5 M⊕
default parameter set
ups And
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: Curiel et al. 2011
Host Star
ups And
Stable across source rows
Discovery Year
1996
Stable across source rows
Orbital Period
4.62 day
4.61 to 4.62
Semi-Major Axis
0.06 au
0.06 to 0.06
Mass
218.5 Mearth
213.6 to 238.4
Provenance
Underlying measurements and references
Evidence Summary
Rows
8
Refs
8
Methods
1
Discoverystable
Facilitystable
Perioddisputed
Massdisputed
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 213.6 Mearth | — | Wright et al. 2009 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 219.3 Mearth | — | Wittenmyer et al. 2007 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 219.3 Mearth | — | McArthur et al. 2010 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 214.5 Mearth | — | Rosenthal et al. 2021 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.61 day | — | 216.1 Mearth | — | Butler et al. 1997 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 238.4 Mearth | — | Naef et al. 2004 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 227.7 Mearth | — | Harada et al. 2025 |
| 1996 | Radial Velocity | Lick Observatory | 3.0 m C. Donald Shane Telescope | 4.62 day | — | 218.5 Mearth | — | Curiel et al. 2011 |