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Table 1

Global SFEs (SFEgl) and their corresponding SF durations (tSF) in N-body units (see Eq. (12)), the virial ratios Q of star clusters, and effective SFEs (eSFE) immediately after gas expulsion.

SFEgl tSF [NB] Q = T/ | Ω | eSFE = 1/2Q

0.05 2.14 4.34 0.12
0.10 6.30 2.26 0.22
0.13 9.58 1.77 0.28
0.15 12.09 1.55 0.32
0.20 19.53 1.21 0.41
0.25 28.74 1.00 0.50
0.30 39.96 0.87 0.58
0.35 53.53 0.77 0.65
0.40 69.94 0.71 0.70
0.45 89.85 0.66 0.76
0.50 114.22 0.62 0.81

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