Discovery
Imaging
Host star HR 8799 • 11.60 R⊕ • 1.94e4 d orbit
Records
4
archive rows
Discovery
—
Imaging
Radius
11.60 R⊕
median non-null value
Mass
3178.3 M⊕
median non-null value
HR 8799
1225 K equilibrium
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.
Scale Comparison
Current adopted radius: 11.60 R⊕ • circles scaled linearly by radius
Earth
1.0 R⊕ baseline
HR 8799 e
11.60 R⊕
Jupiter
11.2 R⊕ reference
Provenance
Evidence Summary
Rows
4
Refs
4
Methods
1
| Year | Method | Facility | Telescope | Period | Radius | Mass | Eq. Temp | Reference |
|---|---|---|---|---|---|---|---|---|
| 2010 | Imaging | W. M. Keck Observatory | 10 m Keck II Telescope | 2.08e4 day | — | — | — | Zurlo et al. 2016 |
| 2010 | Imaging | W. M. Keck Observatory | 10 m Keck II Telescope | — | 13.11 Rearth | 3178.3 Mearth | 1150 K | Gravity Collaboration et al. 2019 |
| 2010 | Imaging | W. M. Keck Observatory | 10 m Keck II Telescope | — | 10.09 Rearth | — | 1300 K | Bonnefoy et al. 2016 |
| 2010 | Imaging | W. M. Keck Observatory | 10 m Keck II Telescope | 18000 day | — | — | — | Marois et al. 2010 |