Discovery
Radial Velocity
Host star HD 180902 • 479 d orbit
Records
3
archive rows
Discovery
—
Radial Velocity
Radius
—
median non-null value
Mass
508.5 M⊕
median non-null value
HD 180902
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 |
|---|---|---|---|---|---|---|---|---|
| 2009 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 479 day | — | 508.5 Mearth | — | Johnson et al. 2010 |
| 2009 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 479 day | — | 495.8 Mearth | — | Stassun et al. 2017 |
| 2009 | Radial Velocity | W. M. Keck Observatory | 10 m Keck I Telescope | 510.9 day | — | 535.5 Mearth | — | Luhn et al. 2019 |