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The binary companion mass ratio distribution: an imprint of the star formation process?

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Table 1. A summary of the four sets of simulations. The values in the columns are the number of stars in each cluster (N stars ), the morphology of the cluster (either a Plummer sphere or a fractal), the initial virial ratio of the cluster (Q vir ), the in
Figure 1. Evolution of the binary cumulative separation distribution and cumulative CMRD for binaries with periods drawn from the Duquennoy & Mayor (1991) fit to the Galactic-field data
Figure 3. Cumulative distribution of binary binding energies for systems with primary masses drawn from a Kroupa (2002) IMF, secondary masses drawn from a flat mass ratio distribution (Reggiani & Meyer 2011) and periods from the Duquennoy & Mayor (

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