cluster     1   number of spheres in cluster    19
    1  15.67500 -15.23400  17.09500   0.700    1                                
    2  14.94400 -14.73600  18.15100   0.700    2                                
    3  12.33800 -10.51400  22.59700   0.700    3                                
    4  13.24500 -10.36900  21.55900   0.700    4                                
    5  16.59600 -14.40100  16.46200   0.700    5                                
    6  12.22100 -12.92800  22.19600   0.700    6                                
    7  11.81600 -11.78800  22.92900   0.700    7                                
    8  15.15200 -13.41700  18.55200   0.700    8                                
    9  13.59500 -11.50200  20.89000   0.700    9                                
   10  13.12700 -12.74000  21.16800   0.700   10                                
   11  16.11300 -12.62500  17.85700   0.700   11                                
   12  14.40700 -12.92000  19.61500   0.700   12                                
   13  10.92200 -11.91400  23.97300   0.700   13                                
   14  10.77100 -10.91300  24.81700   0.700   14                                
   15  10.26000 -13.03000  24.09200   0.700   15                                
   16  16.78000 -13.15500  16.85500   0.700   16                                
   17  14.39400 -11.65400  19.92300   0.700   17                                
   18  13.61900 -13.66500  20.38100   0.700   18                                
   19  16.32800 -11.46900  18.17900   0.700   19