Table 1
Details of binary survey data used in this paper.
| Star-forming region | Nobs,sys | nb | Lower limit | Upper limit | Adopted distance | References |
| a1 [AU] | a2 [AU] | [pc] | ||||
| Tau-Aur (can.PMS) | 91 | 2 | lP = 0.5 | lP = 1.5 | 140 | (a) |
| Tau-Aur (can.PMS) | 30 | 1 | lP = 3.5 | lP = 3.5 | 140 | (b) |
| Tau-Aur (can.PMS) | 178 | 4 | 19.5 | 1832 | 140 | (c), (d) |
| Lupus | 127 | 4 | 18.3 | 1348 | 160 | (e) |
| Chamaeleon assoc. | 77 | 4 | 11.6 | 460 | 160 | (f) |
| UScA | 68 | 3 | 18.0 | 460 | 145 | (g), (h) |
| UScB | 51 | 3 | 18.0 | 460 | 145 | (g), (h) |
| Orion TC | 62 | 1 | 214 | 625 | 450 | (i), (j) |
| 109 | 1 | 72.9 | 214 | 450 | (i), (j) | |
Notes. Column (2): No. of targets surveyed. Column (3): No. of bins over the survey interval [lP1, lP2]. Column (4): lower limit of the survey interval in [AU], or alternatively in lP. Column (5): upper limit of the survey interval in [AU], or alternatively in lP. Column (6): distance to the region.
References. (a) Mathieu (1994), (b) Richichi et al. (1994), (c) Leinert et al. (1993), (d) Köhler & Leinert (1998), (e) Köhler (priv. comm.), (f) Köhler (2001), (g) Brandner & Köhler (1998), (h) Köhler et al. (2000), (i) Petr et al. (1998), (j) Petr (1998).
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