Fig. 1.
Location of the 31 SB2 massive systems in the Tarantula nebula. Red circles indicate the detached systems, the green triangles the semi-detached systems and the blue squares the contact systems. Dashed circles indicate the NGC 2070 and NGC 2060 OB associations (radius of 2.4′) as well as the older B-type clusters SL 639 and Hodge 301 (radius of 0.33′).
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