Open Access
Table 8
Orbital elements search space for the four known planets of HR 8799 b, c, d, and е.
| Elem. | Unit | Min. val. | Max. val. | Length |
|---|---|---|---|---|
| а | mas | 240 | 1850 | 129 |
| e | – | 0 | 0.4 | 9 |
| i | deg | 0 | 180 | 15 |
| τ | – | 0 | 1 | 35 |
| ω | deg | 0 | 360 | 31 |
| Ω | deg | 0 | 360 | 31 |
| K | mas3 yr−2 | 18 920 | 23 403 | 35 |
Notes. The “field length” represents the number of tested values per orbital element. Kepler’s constant is constrained assuming a stellar mass of 
(Sepulveda & Bowler 2022) and parallax of π = 24.462 ± 0.046 mas (Gaia Collaboration 2021).
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