ΔP vs. reduced period (divided by ) diagram for l = 1 (large blue filled and open circles) and l = 2 (large red filled and open squares). Large open symbols represent periods that deviated more than 30 s from the period spacing fit. Small symbols represent l = 1 (blue small open squares) or l = 2 (red small open circles) calculated with the period spacing fit of another mode.
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