Self-consistent population synthesis of active galactic nuclei from observational constraints in the X-rays

Open Access

Table 2.

Median values of the parameter posterior distributions and reduced χ² values for each model applied to the three observational data sets.

Model	Constraints	μ (log/ cm⁻²)	σ (log/ cm⁻²)	R₀^a	α	R₁^a	χ²/d.o.f.
Simple torus	CXB	24.43 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	0.31 $_{- 0.02}^{+ 0.01}$ ${_{-0.02}^{+0.01}}$	–	–	0.24 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	226/84
Simple torus	Absorption	23.27 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	0.10 $_{- 0.03}^{+ 0.01}$ ${_{-0.03}^{+0.01}}$	-	-	0.98 $_{- 0.05}^{+ 0.03}$ ${_{-0.05}^{+0.03}}$	742/22
LD torus	Absorption	23.77 $_{- 0.07}^{+ 0.08}$ ${_{-0.07}^{+0.08}}$	1.06 $_{- 0.09}^{+ 0.08}$ ${_{-0.09}^{+0.08}}$	0.37 $_{- 0.01}^{+ 0.02}$ ${_{-0.01}^{+0.02}}$	0.41 $_{- 0.02}^{+ 0.01}$ ${_{-0.02}^{+0.01}}$	–	122/21
LD torus	Combined	24.24 $_{- 0.02}^{+ 0.03}$ ${_{-0.02}^{+0.03}}$	0.68 $_{- 0.01}^{+ 0.02}$ ${_{-0.01}^{+0.02}}$	0.21 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	0.22 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	–	1231/109
LD+AD	Combined	23.56 $_{- 0.04}^{+ 0.05}$ ${_{-0.04}^{+0.05}}$	0.98 $_{- 0.11}^{+ 0.09}$ ${_{-0.11}^{+0.09}}$	0.93 $_{- 0.03}^{+ 0.04}$ ${_{-0.03}^{+0.04}}$	0.24 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	–	804/109
LD+AD+E_C^b	Combined	23.56 $_{- 0.04}^{+ 0.05}$ ${_{-0.04}^{+0.05}}$	0.98 $_{- 0.11}^{+ 0.09}$ ${_{-0.11}^{+0.09}}$	0.93 $_{- 0.03}^{+ 0.04}$ ${_{-0.03}^{+0.04}}$	0.24 $_{- 0.01}^{+ 0.01}$ ${_{-0.01}^{+0.01}}$	–	540/109

Notes.

Arbitrary units for models without AD and measured in parsec for the AD model.

The same parameter set as before, but with a fixed high energy cut-off of E_C = 300 keV (see Sect. 4.4 for more information).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.