cluster     1   number of spheres in cluster    16
    1  12.51800   2.37800  20.13500   0.700    1                                
    2  10.71500   0.39700  24.10000   0.700    2                                
    3  14.72900   1.75600  21.45500   0.700    3                                
    4  10.23400  -1.01800  23.78800   0.700    4                                
    5  14.96400   0.36400  21.96000   0.700    5                                
    6  11.88300   0.56100  23.15100   0.700    6                                
    7  14.10800   2.63200  22.50700   0.700    7                                
    8   9.30000  -1.63100  24.83500   0.700    8                                
    9  14.27000  -0.00800  23.24000   0.700    9                                
   10   9.19300  -3.12600  24.60100   0.700   10                                
   11   9.78800  -1.38800  26.16900   0.700   11                                
   12  14.78500  -0.98100  23.79900   0.700   12                                
   13  13.20500   0.62700  23.74500   0.700   13                                
   14   9.50800  -3.90500  25.54300   0.700   14                                
   15   8.77100  -3.53400  23.50100   0.700   15                                
   16  12.48800   2.75500  21.86000   0.700   16