Fig. 1
Location of the sample in the Teff−log g diagram as determined with multicolour photometry. The right grey line represents the blue edge of the δ Sct instability strip. The light and dark grey regions represent SPB instability strips with Z = 0.01 (dark grey) and Z = 0.02 (light grey) and were taken from Miglio et al. (2007b).
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