Open Access
Table 8
RadVel model comparison table for the SPIRou RVs data sets (one-planet model).
| Model | Nfree | RMS | BIC | AICc | ΔAICc |
|---|---|---|---|---|---|
| LBL |Vtot| > 10 km s–1 | |||||
| AICc Favored Model eb, Kb, σ, γ | 5 | 5.1 | 770 | 751 | 0.0 |
| Somewhat Disfavored Kb, σ, γ | 7 | 5.2 | 767 | 753 | 2.1 |
| Ruled Out σ, γ | 2 | 6.5 | 1868 | 1863 | 1112 |
| wPCA | |||||
| AICc Favored Model eb, Kb, σ, γ | 7 | 5.8 | 1034 | 1013 | 0.0 |
| Nearly Indistinguishable Kb, σ, γ | 5 | 5.9 | 1029 | 1014 | 0.5 |
| Ruled Out σ, γ | 2 | 6.8 | 2422 | 2416 | 1402 |
| Wapiti | |||||
| AICc Favored Model Kb, σ, γ | 5 | 6.0 | 1033 | 1018 | 0.0 |
| Nearly Indistinguishable eb, Kb, σ, γ | 7 | 5.9 | 1040 | 1019 | 1.0 |
| Ruled Out σ, γ | 2 | 6.9 | 2422 | 2416 | 1398 |
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