Table 5: Best fit parameters to EPIC data using a 3 components MEKAL model (Mewe et al. 1985) with variable abundance and a variable hydrogen column density.
Rev. 107 Rev. 200

Z 0.21 $\pm$ 0.02 0.20 $\pm$ 0.03

$kT_{\rm 1}$ (keV)
0.65 $\pm$ 0.02 0.66 $\pm$ 0.03

$EM_{\rm 1}$ (10⁵² cm^-3) 72 $\pm$ 10 62 $\pm$ 18

$kT_{\rm 2}$ (keV)
1.38 $\pm$ 0.06 1.34 $\pm$ 0.08

$EM_{\rm 2}$ (10⁵² cm^-3) 197 $\pm$ 29 190 $\pm$ 54

$kT_{\rm 3}$ (keV)
3.7 $\pm$ 0.6 3.6 $\pm$ 1.6

$EM_{\rm 3}$ (10⁵² cm^-3) 102 $\pm$ 32 60 $\pm$ 60

$\chi ^{2}$
743/747 d.o.f. = 0.99 570/539 d.o.f. = 1.06

**Table 5:** Best fit parameters to EPIC data using a 3 components MEKAL model (Mewe et al. 1985) with variable abundance and a variable hydrogen column density.
	Rev. 107	Rev. 200
Z	0.21 $\pm$ 0.02	0.20 $\pm$ 0.03
$kT_{\rm 1}$ (keV)	0.65 $\pm$ 0.02	0.66 $\pm$ 0.03
$EM_{\rm 1}$ (10⁵² cm^-3)	72 $\pm$ 10	62 $\pm$ 18
$kT_{\rm 2}$ (keV)	1.38 $\pm$ 0.06	1.34 $\pm$ 0.08
$EM_{\rm 2}$ (10⁵² cm^-3)	197 $\pm$ 29	190 $\pm$ 54
$kT_{\rm 3}$ (keV)	3.7 $\pm$ 0.6	3.6 $\pm$ 1.6
$EM_{\rm 3}$ (10⁵² cm^-3)	102 $\pm$ 32	60 $\pm$ 60
$\chi ^{2}$	743/747 d.o.f. = 0.99	570/539 d.o.f. = 1.06

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