Discovery
Radial Velocity
Host star HD 220689 • 2266.4 d orbit
Records
3
archive rows
Discovery
—
Radial Velocity
Radius
—
median non-null value
Mass
355.3 M⊕
median non-null value
HD 220689
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
3
Refs
3
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2012 | Radial Velocity | La Silla Observatory | 1.2 m Leonhard Euler Telescope | 2209 day | — | 336.9 Mearth | — | Marmier et al. 2013 |
| 2012 | Radial Velocity | La Silla Observatory | 1.2 m Leonhard Euler Telescope | 2266.4 day | — | 355.3 Mearth | — | Barbato et al. 2018 |
| 2012 | Radial Velocity | La Silla Observatory | 1.2 m Leonhard Euler Telescope | 2280 day | — | 381.4 Mearth | — | Xiao et al. 2023 |