cluster     1   number of spheres in cluster    19
    1  72.26100  45.88000  50.42500   0.700    1                                
    2  75.55800  45.58100  51.37300   0.700    2                                
    3  74.71600  45.54100  50.11800   0.700    3                                
    4  74.77200  45.15700  54.48200   0.700    4                                
    5  75.70900  42.98000  54.04100   0.700    5                                
    6  73.40700  47.69300  50.15000   0.700    6                                
    7  74.43100  48.68000  49.91800   0.700    7                                
    8  72.09600  48.09600  50.35000   0.700    8                                
    9  72.57600  50.31600  50.09700   0.700    9                                
   10  75.68200  44.40600  53.52100   0.700   10                                
   11  72.24200  51.63700  50.14200   0.700   11                                
   12  73.91800  49.99500  49.89000   0.700   12                                
   13  71.35700  46.92300  50.44500   0.700   13                                
   14  71.61000  49.38400  50.35100   0.700   14                                
   15  75.12200  44.43400  52.15500   0.700   15                                
   16  73.47600  46.32000  50.24000   0.700   16                                
   17  73.43800  45.04900  54.06400   0.700   17                                
   18  76.36000  42.12400  53.12400   0.700   18                                
   19  75.64800  48.48500  49.73200   0.700   19