Phase-resolved XMM-Newton observations of the massive post-RLOF system HD 149404

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Table 3

Spectral fits of the EPIC and RGS spectra using 3-T plasma models with a 50–50 mix of primary and secondary winds.

Obs.	N_H	norm₁	norm₂	norm₃	$χ_{v}^{2}$ $\[\chi_v^2\]$	d.o.f.	f_X (soft)	f_X (medium)	f_X (hard)

	(10²² cm⁻²)	(cm⁻⁵)	(cm⁻⁵)	(cm⁻⁵)			(10⁻¹⁴ erg cm⁻² s⁻¹)
1	${0.47}_{- 0.04}^{+ 0.03}$ $\[0.47_{-0.04}^{+0.03}\]$	$({5.7}_{- 1.6}^{+ 2.0}) \times 10^{- 3}$ $\[\left(5.7_{-1.6}^{+2.0}\right) \times 10^{-3}\]$	$({1.7}_{- 0.3}^{+ 0.2}) \times 10^{- 3}$ $\[\left(1.7_{-0.3}^{+0.2}\right) \times 10^{-3}\]$	$({7.6}_{- 0.5}^{+ 0.5}) \times 10^{- 4}$ $\[\left(7.6_{-0.5}^{+0.5}\right) \times 10^{-4}\]$	1.05	934	${28.5}_{- 0.4}^{+ 0.4}$ $\[28.5_{-0.4}^{+0.4}\]$	${32.1}_{- 0.5}^{+ 0.4}$ $\[32.1_{-0.5}^{+0.4}\]$	${6.3}_{- 0.2}^{+ 0.2}$ $\[6.3_{-0.2}^{+0.2}\]$
2	${0.41}_{- 0.04}^{+ 0.04}$ $\[0.41_{-0.04}^{+0.04}\]$	$({4.3}_{- 1.1}^{+ 1.4}) \times 10^{- 3}$ $\[\left(4.3_{-1.1}^{+1.4}\right) \times 10^{-3}\]$	$({1.0}_{- 0.2}^{+ 0.2}) \times 10^{- 3}$ $\[\left(1.0_{-0.2}^{+0.2}\right) \times 10^{-3}\]$	$({5.5}_{- 0.4}^{+ 0.4}) \times 10^{- 4}$ $\[\left(5.5_{-0.4}^{+0.4}\right) \times 10^{-4}\]$	1.05	836	${22.2}_{- 0.4}^{+ 0.3}$ $\[22.2_{-0.4}^{+0.3}\]$	${22.5}_{- 0.3}^{+ 0.4}$ $\[22.5_{-0.3}^{+0.4}\]$	${4.5}_{- 0.1}^{+ 0.2}$ $\[4.5_{-0.1}^{+0.2}\]$
3	${0.49}_{- 0.03}^{+ 0.04}$ $\[0.49_{-0.03}^{+0.04}\]$	$({8.8}_{- 2.3}^{+ 3.0}) \times 10^{- 3}$ $\[\left(8.8_{-2.3}^{+3.0}\right) \times 10^{-3}\]$	$({1.8}_{- 0.3}^{+ 0.3}) \times 10^{- 3}$ $\[\left(1.8_{-0.3}^{+0.3}\right) \times 10^{-3}\]$	$({8.0}_{- 0.6}^{+ 0.6}) \times 10^{- 4}$ $\[\left(8.0_{-0.6}^{+0.6}\right) \times 10^{-4}\]$	1.15	840	${30.5}_{- 0.5}^{+ 0.3}$ $\[30.5_{-0.5}^{+0.3}\]$	${34.1}_{- 0.5}^{+ 0.4}$ $\[34.1_{-0.5}^{+0.4}\]$	${6.7}_{- 0.2}^{+ 0.2}$ $\[6.7_{-0.2}^{+0.2}\]$

Notes. Same as Table 2, but for the model defined as Eq. (1) with n = 3. The plasma temperatures were fixed to 0.14, 0.35, and 0.73 keV.

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