Table 4: Comparison of formation times and core masses for several disc densities, and for two different planetesimal sizes: 100 and 10 km. All cases were calculated including atmospheric gas drag.
Disc density Planetesimal radius: 100 km Planetesimal radius: 10 km
[MMSN] Formation time [My] Core mass [${M_{\oplus }}$] Formation time [My] Core mass [${M_{\oplus }}$]
  6 12   60 5.6   69
  7   9   70 4   80
  8   7   81 3   92
  9   6   91 2.2 104
10   5 100 1.75 115

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