Open Access
Table A.1.
Fitting parameters in the CIGALE runs.
| delayed τ+starburst | e-folding time of the main population | 200, 500, 700, 1000–5000 (step 1000) Myrs |
| age the main population | 1000, 1500, 2000 − 8000 (step 1000) Myrs | |
| e-folding time of the late starburst population | 9000, 13000 Myrs | |
| age of the late starburst population | 1, 50, 150 Myrs | |
| mass fraction of the late starburst population | 0.0, 0.1, 0.2, 0.3 | |
| Single Stellar Population | ||
| Bruzual & Charlot (2003) | IMF | Chabrier (1) |
| metallicity | solar (0.02) | |
| Dust attenuation | ||
| modified | V-band attenuation in the interstellar medium | 0.1, 0.5, 1, 1.5, 2, 2.5, 3, 4 |
| Charlot & Fall (2000) | AvISM/ AvBC+AvISM | 0.25, 0.5, 0.75 |
| Power law slope of the attenuation in the ISM | −0.7 | |
| Power law slope of the attenuation in the birth clouds | −0.7 | |
| Dust emission | ||
| Draine et al. (2014) | Mass fraction of PAH | 0.47, 1.12, 2.5 |
| minimum radiation field | 5, 10, 25 | |
| power-law slope α in dM/dU ∝U−α | 2.0 | |
| X-ray | ||
| X-CIGALE X-ray | AGN photon index Γ | 1.8 |
| (Yang et al. 2020, 2022) | power slope αox | -1.8, -1.6, -1.4 |
| Max deviation from the αox − Lν, 2500@@@ relation | 0.4 | |
| AGN X-ray angle coefficients (a1, a2) | (0.5, 0) | |
| AGN template | ||
| SKIRTOR | Average edge-on optical depth at 9.7 μm | 3, 7, 11 |
| (Stalevski et al. 2012) | torus density radial parameter p | 1 |
| torus density angular parameter q | 1 | |
| Angle between the equatorial plane and edge of the torus | 40° | |
| viewing angle | 30° (type 1), 70° (type 2) | |
| AGN fraction, fAGN | 0, 0.1, 0.2, 0.3, 0.45, 0.60, 0.75, 0.9, 0.99 | |
| rest-frame wavelength range where fAGN is computed | 3 − 30 μm | |
| extinction law of polar dust | SMC (0) | |
| E(B-V) of polar dust | 0, 0.2, 0.4 | |
| temperature of polar dust | 100 | |
| emissivity of polar dust | 1.6 | |
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