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Table 1.
CIGALE parameters used for the SED fitting.
| Parameter | Description | Value |
|---|---|---|
| Star formation history – Delayed model | ||
| Age | Age of the main stellar population | 500, 1000, 3000, 4000, 5000 |
| 5500, 6000, 7000, 8000, 9000 Myr | ||
| τ | e-folding time of the main stellar population | 0.5, 1.0, 3.0, 5.0, 10.0 Gyr |
| Bruzual & Charlot (2003) Stellar emission model | ||
| IMF | Initial mass function | Chabrier |
| Z | Metallicity | 0.02 |
| Separation age | Separation between the young and the old stellar population | 10 Myr |
| Calzetti et al. (2000) and Leitherer et al. (2002) Dust attenuation model | ||
| E(B − V) | Colour excess of the young stellar continuum light | 0.05, 0.1, 0.3, 0.5, 0.7, 0.9, 1.1, 1.3 |
| UV bump | Amplitude of the UV bump | 0.0 |
| Slope | Slope delta of the power-law attenuation curve | 0.0 |
| Reduction factor | Reduction factor for the colour excess of | 0.44 |
| the old population compared to the young one | ||
| Nebular emission model | ||
| U | Ionization parameter | 10−2 |
| fesc | Escape fraction of Lyman continuum photons | 0% |
| fdust | Absorption fraction of Lyman continuum photons | 10% |
| Dale et al. (2014) Dust module | ||
| α | Slope of the power law combining the contribution of different dust templates | 0.5, 1.0, 1.5, 2.0, 2.5, 3.0 |
| Fritz et al. (2006) AGN module | ||
| Rmax/Rmin | Ratio of the maximum to minimum radii of the dust torus | 60 |
| τ9.7 | Optical depth at 9.7 μm | 1.0 |
| β | Slope of the radial coordinate | −0.5 |
| γ | Exponent of the angular coordinate | 0.0 |
| Φ | Full opening angle of the dust torus | 100 deg |
| ψ | Angle between equatorial axis and line of sight | 0.001, 10.1, 20.1, 30.1,50.1,70.1 |
| fAGN | AGN fraction | 0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, |
| 0.45, 0.5, 0.55, 0.6, 0.65, 0.7, 0.75, 0.8, | ||
| 0.85, 0.9, 0.95 | ||
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