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Table 1

Summary of abundances in B-type stars in Ori OB1.

ϵ(X) ϵ(X)

C 8.35  ±  0.03 (0.09) Si 7.51  ±  0.03 (0.08)
N 7.82  ±  0.07 (0.09) Mg 7.57  ±  0.06 (0.03)
O 8.74  ±  0.04 (0.10) Fe 7.50  ±  0.04 (0.10)
Ne 8.09  ±  0.05 (0.09)

Notes. Data from Simón-Díaz (2010, Paper I) and Nieva & Simón-Díaz (in prep., Paper III). Mean value and standard deviation of abundances obtained for the sample of stars. Values in parentheses indicates the intrinsic uncertainties of the analysis of individual stars.

(†)

Mean value from both studies.

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