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Table 1.
Models and values for their free parameters used by X-CIGALE for the SED fitting.
| Parameter | Model/values |
|---|---|
| Star formation history: delayed model and recent burst | |
| Age of the main population | 3000, 4000, 5000, 5500, 6000 Myr |
| e-folding time | 50, 100, 200, 500, 700 Myr |
| Age of the burst | 50 Myr |
| Burst stellar mass fraction | 0.0, 0.001, 0.003, 0.005, 0.01, 0.02, 0.1 |
| Simple Stellar population: Bruzual & Charlot (2003) | |
| Initial mass function | Chabrier (2003) |
| Metallicity | 0.02 (Solar) |
| Galactic dust extinction: dustatt_modified_CF00 | |
| Dust attenuation law | Charlot & Fall (2000) law |
| V-band attenuation AV | 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.5, 2, 2.5, 3, 3.5, 4 |
| Galactic dust emission: Dale et al. (2014) | |
| α slope in dMdust ∝ U−αdU | 2.0 |
| AGN module: SKIRTOR | |
| Torus optical depth at 9.7 microns τ9.7 | 3.0, 7.0 |
| Torus density radial parameter p (ρ ∝ r−pe−q|cos(θ)|) | 1.0 |
| Torus density angular parameter q (ρ ∝ r−pe−q|cos(θ)|) | 1.0 |
| Angle between the equatorial plan and edge of the torus | 40° |
| Ratio of the maximum to minimum radii of the torus | 20 |
| Viewing angle | 30° (type 1),70° (type 2) |
| AGN fraction | 0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 0.99 |
| Extinction law of polar dust | SMC |
| E(B − V) of polar dust | 0.0, 0.2, 0.4 |
| Temperature of polar dust (K) | 100 |
| Emissivity of polar dust | 1.6 |
| X-ray module | |
| AGN photon index Γ | 1.4 |
| Maximum deviation from the αox − L2500 Å relation | 0.2 |
| Total number of models | 24 948 000 (3 118 500 per redshift) |
Notes. For the definition of the various parameters, see Sect. 3.
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