Table 4: The best-fit parameters specifying the shape of the UV extinction curve. In the first line parameters of the standard extinction curve (Fitzpatrick (1999) are showed.
HD $\gamma$ [ $\mu$ m^-1] x₀ [ $\mu$ m^-1] c₂ c₃ c₄

0.99 4.596 0.698 3.23 0.41

126341 $0.72\pm 0.13$ $4.542 \pm 0.031$ $0.893 \pm 0.377$ $1.86 \pm 0.72$ $0.03 \pm 0.25$

129557 $0.82\pm 0.05$ $4.580 \pm 0.010$ $0.579 \pm 0.315$ $2.66 \pm 1.30$ $0.11 \pm 0.18$

144470 $0.87\pm 0.06$ $4.582 \pm 0.012$ $0.866 \pm 0.108$ $2.90 \pm 0.33$ $0.15 \pm 0.10$

147165 $0.94\pm 0.04$ $4.572 \pm 0.007$ $0.326 \pm 0.067$ $3.20 \pm 0.25$ $0.19 \pm 0.06$

163472 $0.65\pm 0.03$ $4.539 \pm 0.007$ $0.562 \pm 0.073$ $2.22 \pm 0.17$ $0.18 \pm 0.11$

199140 $0.77\pm 0.08$ $4.611 \pm 0.021$ $0.875 \pm 0.570$ $1.97 \pm 1.29$ $0.20 \pm 0.11$

214993 $0.86\pm 0.08$ $4.606 \pm 0.024$ $0.776 \pm 0.327$ $1.75 \pm 0.79$ $0.10 \pm 0.21$

**Table 4:** The best-fit parameters specifying the shape of the UV extinction curve. In the first line parameters of the standard extinction curve (Fitzpatrick (1999) are showed.
HD	$\gamma$ [ $\mu$ m^-1]	x₀ [ $\mu$ m^-1]	c₂	c₃	c₄
	0.99	4.596	0.698	3.23	0.41
126341	$0.72\pm 0.13$	$4.542 \pm 0.031$	$0.893 \pm 0.377$	$1.86 \pm 0.72$	$0.03 \pm 0.25$
129557	$0.82\pm 0.05$	$4.580 \pm 0.010$	$0.579 \pm 0.315$	$2.66 \pm 1.30$	$0.11 \pm 0.18$
144470	$0.87\pm 0.06$	$4.582 \pm 0.012$	$0.866 \pm 0.108$	$2.90 \pm 0.33$	$0.15 \pm 0.10$
147165	$0.94\pm 0.04$	$4.572 \pm 0.007$	$0.326 \pm 0.067$	$3.20 \pm 0.25$	$0.19 \pm 0.06$
163472	$0.65\pm 0.03$	$4.539 \pm 0.007$	$0.562 \pm 0.073$	$2.22 \pm 0.17$	$0.18 \pm 0.11$
199140	$0.77\pm 0.08$	$4.611 \pm 0.021$	$0.875 \pm 0.570$	$1.97 \pm 1.29$	$0.20 \pm 0.11$
214993	$0.86\pm 0.08$	$4.606 \pm 0.024$	$0.776 \pm 0.327$	$1.75 \pm 0.79$	$0.10 \pm 0.21$

Source LaTeX | All tables | In the text

	1 Introduction
	2 The observational material
	3 The analysis
	4 Results
	5 Discussion of the parameter [m/H]
	6 Conclusions and prospects
	References
	Online Material