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Table 2.
Input parameters of the code CIGALE.
| Parameter | Values |
|---|---|
| Delayed star formation history + additional burst | |
| e-folding time of the main stellar population model (Myr) | 3000 |
| e-folding time of the late starburst population model (Myr) | 10 000 |
| ⋆ Mass fraction of the late burst population | 0.001, 0.010, 0.030, 0.100, 0.300 |
| ⋆ Age (Myr) | 1000, 2000, 3000, 4000, 5000, 6500, 10 000 |
| ⋆ Age of the late burst (Myr) | 10.0, 40.0, 70.0 |
| Single stellar population: Bruzual & Charlot (2003) | |
| Initial mass function | Chabrier (2003) |
| Metallicities (solar metallicity) | 0.20 |
| Age of the separation between the young and the old star population (Myr) | 10 |
| Attenuation curve | |
| Main recipe: Charlot & Fall (2000) | |
| ⋆ AV in the BCs | 0.3, 0.8,1.2,1.7,2.3,2.8,3.3, 3.8 |
| Power law slopes of the attenuation in the birth clouds and ISM | −0.7 |
| Lo Faro et al. (2017) | |
| ⋆ V-band attenuation in the birth clouds (Av BC) | 0.3, 0.8,1.2,1.7,2.3,2.8,3.3, 3.8 |
| Power law slopes of the attenuation in the birth clouds and ISM | −0.48 |
| Calzetti et al. (2000) | |
| ⋆ The colour excess of the stellar continuum light for the young population | 0.6, 0.67, 0.74, 0.81, 0.88, 0.95, 1.02, 1.09, 1.16, 1.23, 1.29, 1.36, 1.43, 1.50, 1.57, 1.64, 1.71, 1.78, 1.85, 1.92, 1.99, 2.06, 2.13, 2.2 |
| Dust emission: Draine & Li (2007) | |
| For our analysis we built templates based on adopted parameters from previous studies: | |
| Magdis et al. (2012), Ciesla et al. (2015), Lo Faro et al. (2017), Pearson et al. (2018) | |
| ⋆ Mass fraction of PAH | 1.12, 2.5, 3.19 |
| ⋆ Minimum radiation field (Umin) | 5.0, 10.0, 25.0 |
| ⋆ Power law slope dU/dM (Uα) | 2.0, 2.8 |
| Fraction illuminated from Umin to Umax (γ) | 0.02 |
| AGN emission: Fritz et al. (2006) | |
| For our analysis we used templates built based on average parameters from previous studies: | |
| Fritz et al. (2006), Hatziminaoglou et al. (2009), Buat et al. (2015), Ciesla et al. (2015), Małek et al. (2017) | |
| Ratio of the maximum to minimum radius of the dust torus | 60 |
| ⋆ Optical depth at 9.7 microns | 1.0, 6.0 |
| Radial dust distribution in the torus | −0.5 |
| Angular dust distribution in the torus | 0.0 |
| Angular opening angle of the torus (deg) | 100.0 |
| Angle between equatorial axis and the line of sight (deg) | 0.001 |
| ⋆ Fractional contribution of AGN | 0.0, 0.15, 0.25, 0.8 |
Notes. All free parameters are marked with a star before the name.
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