High-resolution X-ray spectroscopy of Cen X−3 with XMM-Newton

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Table 4.

Spectral fit parameters to the 0111010101 orbital phase-averaged and phase-resolved spectra.

Component	Parameter	Averaged	Eclipse	Eclipse-egress	Egress
Hot_intrinsic	N_H (10²⁶ m⁻²)	1.1 ± 0.5	0.47 $_{- 0.20}^{+ 0.22}$ $Mathematical equation: $ ^{+0.22}_{-0.20} $$	0.70 ± 0.24	0.85 $_{- 0.16}^{+ 0.11}$ $Mathematical equation: $ ^{+0.11}_{-0.16} $$
Hot_intrinsic	k T (eV)	42.0 $_{- 1.8}^{+ 2.4}$ $Mathematical equation: $ ^{+2.4}_{-1.8} $$	1 $_{- 1}^{+ 6}$ $Mathematical equation: $ ^{+6}_{-1} $$	34 ± 16	44 $_{- 2}^{+ 4}$ $Mathematical equation: $ ^{+4}_{-2} $$

Cie1	ne nX V (10⁶⁴ m⁻³)	3.3 $_{- 0.6}^{+ 0.5}$ $Mathematical equation: $ ^{+0.5}_{-0.6} $$	1.05 $_{- 0.13}^{+ 0.15}$ $Mathematical equation: $ ^{+0.15}_{-0.13} $$	2.2 $_{- 0.3}^{+ 0.4}$ $Mathematical equation: $ ^{+0.4}_{-0.3} $$	5.0 $_{- 0.4}^{+ 0.5}$ $Mathematical equation: $ ^{+0.5}_{-0.4} $$
	k T (keV)	1.8 $_{- 0.2}^{+ 0.5}$ $Mathematical equation: $ ^{+0.5}_{-0.2} $$	1.8 $_{- 0.2}^{+ 0.4}$ $Mathematical equation: $ ^{+0.4}_{-0.2} $$	2.5 $_{- 0.5}^{+ 1.4}$ $Mathematical equation: $ ^{+1.4}_{-0.5} $$	2.29 $_{- 0.23}^{+ 0.24}$ $Mathematical equation: $ ^{+0.24}_{-0.23} $$
	Flux (10⁻¹⁵ W m⁻²)	2.2 $_{- 0.4}^{+ 0.3}$ $Mathematical equation: $ ^{+0.3}_{-0.4} $$	0.95 $_{- 0.12}^{+ 0.14}$ $Mathematical equation: $ ^{+0.14}_{-0.12} $$	1.9±0.3	3.8 $_{- 0.3}^{+ 0.4}$ $Mathematical equation: $ ^{+0.4}_{-0.3} $$
	Unabs. Flux (10⁻¹⁴ W m⁻²)	1.7 $_{- 0.3}^{+ 0.2}$ $Mathematical equation: $ ^{+0.2}_{-0.3} $$	0.55 $_{- 0.07}^{+ 0.08}$ $Mathematical equation: $ ^{+0.08}_{-0.07} $$	1.09 $_{- 0.16}^{+ 0.19}$ $Mathematical equation: $ ^{+0.19}_{-0.16} $$	2.46 $_{- 0.22}^{+ 0.23}$ $Mathematical equation: $ ^{+0.23}_{-0.22} $$

Cie2	ne nX V (10⁶⁴ m⁻³)	3 $_{- 2}^{+ 7}$ $Mathematical equation: $ ^{+7}_{-2} $$	0.16 $_{- 0.15}^{+ 0.24}$ $Mathematical equation: $ ^{+0.24}_{-0.15} $$	0.20 $_{- 0.14}^{+ 0.24}$ $Mathematical equation: $ ^{+0.24}_{-0.14} $$	14 $_{- 23}^{+ 9}$ $Mathematical equation: $ ^{+9}_{-23} $$
	k T (keV)	0.19 $_{- 0.05}^{+ 0.11}$ $Mathematical equation: $ ^{+0.11}_{-0.05} $$	0.42 $_{- 0.10}^{+ 0.18}$ $Mathematical equation: $ ^{+0.18}_{-0.10} $$	0.52 $_{- 0.20}^{+ 0.24}$ $Mathematical equation: $ ^{+0.24}_{-0.20} $$	0.15 $_{- 0.03}^{+ 0.04}$ $Mathematical equation: $ ^{+0.04}_{-0.03} $$
	Abundance Ne	1.5 $_{- 0.2}^{+ 0.3}$ $Mathematical equation: $ ^{+0.3}_{-0.2} $$	Fixed
	Abundance Mg	0.7 $_{- 0.1}^{+ 0.3}$ $Mathematical equation: $ ^{+0.3}_{-0.1} $$	Fixed
	Abundance Fe	0.11 $_{- 0.05}^{+ 0.06}$ $Mathematical equation: $ ^{+0.06}_{-0.05} $$	Fixed
	Flux (10⁻¹⁷ W m⁻²)	9 $_{- 8}^{+ 24}$ $Mathematical equation: $ ^{+24}_{-8} $$	9 $_{- 7}^{+ 13}$ $Mathematical equation: $ ^{+13}_{-7} $$	10 $_{- 9}^{+ 14}$ $Mathematical equation: $ ^{+14}_{-9} $$	16 $_{- 10}^{+ 24}$ $Mathematical equation: $ ^{+24}_{-10} $$
	Unabs. Flux (10⁻¹⁵ W m⁻²)	4 $_{- 3}^{+ 9}$ $Mathematical equation: $ ^{+9}_{-3} $$	1.3 $_{- 0.9}^{+ 1.7}$ $Mathematical equation: $ ^{+1.7}_{-0.9} $$	1.2 $_{- 1.2}^{+ 1.7}$ $Mathematical equation: $ ^{+1.7}_{-1.2} $$	6 $_{- 4}^{+ 10}$ $Mathematical equation: $ ^{+10}_{-4} $$

	χ²/d.o.f.	517/391	386/394	383/393	475/394

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