Table 1: Average reddening properties.
Blue sequence Red sequence

Feature $\mbox{$E(J-H)$ }$ $A_{\rm V}$ $\mbox{$E(J-H)$ }$ $A_{\rm V}$

North Field $0.31\pm0.03$ $3.0\pm0.3$ $1.07\pm0.07$ $10.3\pm0.7$

$\rm W~306.5{-}0.6$ $0.18\pm0.02$ $1.7\pm0.2$ $0.71\pm0.05$ $6.8\pm0.5$

South Field $0.18\pm0.02$ $1.7\pm0.2$ $0.71\pm0.05$ $6.8\pm0.5$

North Field $0.29\pm0.03$ $2.8\pm0.3$ $0.96\pm0.07$ $9.2\pm0.7$

$\rm W~307.0{-}0.7$ $0.14\pm0.02$ $1.3\pm0.2$ $0.68\pm0.05$ $6.5\pm0.5$

South Field $0.14\pm0.02$ $1.3\pm0.2$ $0.68\pm0.05$ $6.5\pm0.5$

Sym. Field $0.24\pm0.03$ $2.3\pm0.3$ $0.86\pm0.06$ $8.3\pm0.6$

The values in this table are based on the fiducial lines shown in Fig. 9.
We use the relation $A_{\rm V}=9.6~\mbox{$E(J-H)$ }$ .

**Table 1:** Average reddening properties.
	Blue sequence		Red sequence
Feature	$\mbox{$E(J-H)$ }$	$A_{\rm V}$		$\mbox{$E(J-H)$ }$	$A_{\rm V}$
North Field	$0.31\pm0.03$	$3.0\pm0.3$		$1.07\pm0.07$	$10.3\pm0.7$
$\rm W~306.5{-}0.6$	$0.18\pm0.02$	$1.7\pm0.2$		$0.71\pm0.05$	$6.8\pm0.5$
South Field	$0.18\pm0.02$	$1.7\pm0.2$		$0.71\pm0.05$	$6.8\pm0.5$
North Field	$0.29\pm0.03$	$2.8\pm0.3$		$0.96\pm0.07$	$9.2\pm0.7$
$\rm W~307.0{-}0.7$	$0.14\pm0.02$	$1.3\pm0.2$		$0.68\pm0.05$	$6.5\pm0.5$
South Field	$0.14\pm0.02$	$1.3\pm0.2$		$0.68\pm0.05$	$6.5\pm0.5$
Sym. Field	$0.24\pm0.03$	$2.3\pm0.3$		$0.86\pm0.06$	$8.3\pm0.6$

Source LaTeX | All tables | In the text

	1 Introduction
	2 The nature of the W 306.5-0.6 and W 307.0-0.7 features
	3 The open cluster candidate Ru 166
	4 Concluding remarks
	References