Open Access
Table 2
Comparison of spatial models used to fit the morphology of Puppis A between 1 GeV and 1 TeV.
| Spatial model | Log Likelihooda | N d.o.f. | ΔAIC |
|---|---|---|---|
| Disk + 2 pt | 2609.1 | 14 | 0 |
| Disk | 2471.5 | 6 | −259.1 |
| Planck (ν = 33 GHz) | 1838.1 | 3 | −1519.9 |
| Planck (ν = 44 GHz) | 1815.6 | 3 | −1564.8 |
| SUMSS (ν = 843 MHz) | 2137.8 | 3 | −920.5 |
| VLA (ν = 1.4 GHz) | 2430.4 | 3 | −335.4 |
| eROSITA (0.2–0.7 keV) | 2608.7 | 3 | 21.4 |
| eROSITA (0.7–1.0 keV) | 2613.6 | 3 | 31.0 |
| eROSITA (1.0–8.0 keV) b | 2587.1 | 3 | 22.0 |
| XMM-Newton (0.3–0.7 keV) | 2612.8 | 3 | 29.5 |
| XMM-Newton (0.7–1.0 keV) | 2618.9 | 3 | 41.7 |
| XMM-Newton (1.0–8.0 keV) | 2600.1 | 3 | 4.1 |
| Unabsorbed XMM (0.7–1.0 keV) | 2624.0 | 3 | 51.8 |
| Unabsorbed eROSITA (0.7–1.0 keV) | 2629.4 | 3 | 62.8 |
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