cluster     1   number of spheres in cluster    11
    1 -17.64200   7.71300  52.41200   0.700    1                                
    2 -17.97800   6.75000  53.41200   0.700    2                                
    3 -16.17900   7.73900  52.32700   0.700    3                                
    4 -15.67900   6.76200  53.36200   0.700    4                                
    5 -15.20100   8.49800  51.51100   0.700    5                                
    6 -13.56100   7.28900  52.76400   0.700    6                                
    7 -12.27900   6.99300  53.02900   0.700    7                                
    8 -16.82100   6.21300  53.94400   0.700    8                                
    9 -13.91300   8.20600  51.79600   0.700    9                                
   10 -14.37900   6.57300  53.55100   0.700   10                                
   11 -15.54800   9.33900  50.66500   0.700   11