cluster     1   number of spheres in cluster    11
    1  19.83800  15.47400  33.07800   0.700    1                                
    2  18.67100  16.25600  33.03100   0.700    2                                
    3  21.01300  17.36600  34.00600   0.700    3                                
    4  21.02100  16.06100  33.58700   0.700    4                                
    5  18.77700  17.52400  33.47300   0.700    5                                
    6  19.84400  18.03100  33.91100   0.700    6                                
    7  18.40100  19.57500  33.95800   0.700    7                                
    8  17.78800  20.77800  34.14800   0.700    8                                
    9  19.75600  19.34200  34.26400   0.700    9                                
   10  17.74400  18.41800  33.44900   0.700   10                                
   11  22.17100  15.34200  33.65200   0.700   11