**Table 2:** Observed amplitudes and phases (referred to y) and their corresponding uncertainties in the four filters of the Strömgren system.
	$\phi_u-\phi_y$	$\phi_v-\phi_y$	$\phi_b-\phi_y$	A_u/A_y	A_v/A_y	A_b/A_y
f₁	$6.2\pm2.0$	$1.8\pm1.7$	$1.2\pm1.7$	$1.086\pm0.033$	$1.394\pm0.037$	$1.204\pm0.034$
f₂	$3.8\pm6.7$	$-1.7\pm5.8$	$-2.1\pm5.7$	$1.197\pm0.124$	$1.492\pm0.139$	$1.328\pm0.131$

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