cluster     1   number of spheres in cluster    15
    1 100.10900  18.79600  30.60300   0.700    1                                
    2 102.07600   8.30500  24.80000   0.700    2                                
    3  99.79200   7.24400  24.46200   0.700    3                                
    4 101.71600  16.97100  28.71500   0.700    4                                
    5 102.00000  12.15300  28.45600   0.700    5                                
    6 100.17100  14.21400  29.62600   0.700    6                                
    7 100.87300  10.06300  26.93100   0.700    7                                
    8  99.76700  15.38600  28.74300   0.700    8                                
    9  99.96900  10.73900  27.94900   0.700    9                                
   10  99.62400  17.48000  30.05600   0.700   10                                
   11 100.10100   9.04600  26.15600   0.700   11                                
   12  99.69600  12.92500  29.04300   0.700   12                                
   13 100.62300   8.26100  25.20500   0.700   13                                
   14 100.32500  16.67400  29.22600   0.700   14                                
   15 100.50500  12.00200  28.52200   0.700   15