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Table 1

Estimated mass in each of the three populations (left column), the associated number of O stars (central column) and of the number of all stars more massive than 5 M (right column).

#⋆: m > 19 M #⋆: m > 5 M
1st pop. RS 3 ± 2 18 ± 3
886 M OS 2 18
2nd pop. RS 2 ± 1 10 ± 3
486 M OS 1 10
3th pop. RS 2 ± 1 13 ± 3
650 M OS 1 13

Notes.“RS”and “OS” refers to random sampling and optimal sampling of the IMF, respectively.

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