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Table 3.

Best-fitting parameters of the three models described in Sect. 4.4.

All obs. Obs. 1 Obs. 2 Obs. 3 Obs. 4 Obs. 5
Model A: RELXILL+XILLVER
i (deg) < 5 ( † )
AFe (solar) 0.8 ± 0.2
Γ 2.01 ± 0.03 2.13 ± 0.02 2.09 ± 0.02
Ec (keV) > 500 > 700 > 600 > 800
log ξRELXILL (erg s−1 cm)
q 5.8 ± 0.2
Rin (RG)
NRELXILL 13.0 ± 0.5 12.5 ± 0.5
log ξXILLVER (erg s−1 cm)
NXILLVER
ΔΓ 0.04 ± 0.02
χ2/d.o.f. 2171/1977

Model B: RELXILLD+XILLVERD
i (deg) < 5 ( † )
AFe (solar) 0.8 ± 0.1
Γ 2.005 ± 0.005 1.965 ± 0.005 2.078 ± 0.005 2.038 ± 0.005 2.081 ± 0.005
0.60 ± 0.04 0.58 ± 0.04 0.72 ± 0.03 0.66 ± 0.03 0.77 ± 0.03
log ξRELXILLD (erg s−1 cm) 2.30 ± 0.02
q 5.7 ± 0.1
log nRELXILLD (cm−3)
Rin (RG) 1.68 ± 0.04
NRELXILLD (10−5) 9.5 ± 0.1 8.7 ± 0.1 12.4 ± 0.1 11.8 ± 0.1 11.4 ± 0.1
log ξXILLVERD (erg s−1 cm) 1.23 ± 0.07
log nXILLVERD (cm−3)
NXILLVERD (10−5)
ΔΓ 0.003 ± 0.003 ( † )
χ2/d.o.f. 2209/1980

Model C: RELXILL+ BORUS
i
AFe (solar) < 0.52
Γ 2.15 ± 0.02 2.13 ± 0.02 2.22 ± 0.01 2.22 ± 0.01
Ec (keV) > 200 > 750 > 500 > 700
log ξRELXILL (erg s−1 cm)
q > 9
Rin (RG) < 1.3
NRELXILL
θtor (deg) > 76
log NH, tor (cm−2) > 25.4 ( † )
NBORUS 0.04 ± 0.02
ΔΓ
χ2/d.o.f. 2222/1976

Notes. In the second column we list the fit parameters that were tied among all observations. In the subsequent columns, we give the fit parameters that were free to vary for each observation. ( † )Constraint estimated from the 1D contour plot (STEPPAR command in XSPEC).

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