Discovery
Radial Velocity
Host star HD 128311 • 453.7 d orbit
Records
6
archive rows
Discovery
—
Radial Velocity
Radius
—
median non-null value
Mass
608.6 M⊕
median non-null value
HD 128311
temperature unconstrained
Quick Summary
This first pass still reads from the currently available detail payload. Canonical adopted summaries will replace first-row values in the next backend pass.
Provenance
Evidence Summary
Rows
6
Refs
6
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2002 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 422 day | — | 816.8 Mearth | — | Butler et al. 2003 |
| 2002 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 458.6 day | — | 692.8 Mearth | — | Vogt et al. 2005 |
| 2002 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 453.3 day | — | 635.7 Mearth | — | Rosenthal et al. 2021 |
| 2002 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 453.0 day | — | 562.2 Mearth | — | McArthur et al. 2014 |
| 2002 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 454.2 day | — | 460.8 Mearth | — | Wittenmyer et al. 2009 |
| 2002 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 460.1 day | — | 581.6 Mearth | — | Rein 2015 |