Table 5: Numerical results of the star-by-star analysis of the cluster. The parenthesized age ranges indicate the 90% confidence limits.
Z=0.004 Observed Z=0.008

$\chi_{\rm isoc}^{2}$ 5.2 2.3

$W({\rm H}\beta )$ (Å) 602 330 $\pm$ 30 342

$R_{\rm B}$ 1.10 1.12 $\pm$ 0.08 1.10

Age (Myr) 3.7 (3.7-3.7) 4.2 (3.6-4.4)

**Table 5:** Numerical results of the star-by-star analysis of the cluster. The parenthesized age ranges indicate the 90% confidence limits.
	Z=0.004	Observed	Z=0.008
$\chi_{\rm isoc}^{2}$	5.2		2.3
$W({\rm H}\beta )$ (Å)	602	330 $\pm$ 30	342
$R_{\rm B}$	1.10	1.12 $\pm$ 0.08	1.10
Age (Myr)	3.7 (3.7-3.7)		4.2 (3.6-4.4)

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