**Table 1:** Best fit parameters fitting the absorption feature in *BeppoSAX* observation in Dec. 2001.
Model⁶	¹E; $^2\xi$	$\tau$ ;³N ${\rm _{H,Fe}}$ ;⁴EW	z	$^5\chi^2$ /d.o.f.
Edge	$\rm 8.62^{+0.34}_{-0.52}$	$\rm0.06^{+0.03}_{-0.03}$	-	58/70
Ion Abs	>300	$\rm 3.0^{+1.8}_{-1.8}$	<0.07	63.2/69
Abs line	$\rm 9.1^{+0.2}_{-0.2}$	$\rm 100^{+45}_{-45}$	0.09-0.26	57.9/70

Note: ¹ In keV; ² In erg cm s^-1; ³ $N_{{\rm H,Fe}}=N_{\rm H} \times A_{\rm Fe}$ , in 10²² cm^-2;
⁴ In eV; ⁵ BLM: $\chi^2$ / ${\rm d.o.f.}=71.4$ /72; ⁶ Component added to BLM.

Source LaTeX | All tables | In the text

	1 Introduction
	2 Evidence of absorption feature
	3 Discussion
	4 Conclusions
	References