cluster     1   number of spheres in cluster    13
    1 -11.68200  22.53000  13.60900   0.700    1                                
    2  -9.75400  23.97000  13.53000   0.700    2                                
    3 -11.20600  21.83300  12.50400   0.700    3                                
    4  -9.27800  23.27400  12.42600   0.700    4                                
    5 -11.52400  25.75300  15.33700   0.700    5                                
    6 -10.95600  23.59800  14.12200   0.700    6                                
    7 -10.00400  22.20500  11.91200   0.700    7                                
    8 -11.46500  24.34500  15.30600   0.700    8                                
    9 -12.33200  24.55400  17.40200   0.700    9                                
   10 -12.81100  24.15200  18.60400   0.700   10                                
   11 -11.91000  23.70300  16.44200   0.700   11                                
   12  -9.53800  21.52300  10.83000   0.700   12                                
   13 -12.18900  26.25300  16.92000   0.700   13