cluster     1   number of spheres in cluster    15
    1  22.74000   2.29900   4.11200   0.700    1                                
    2  23.22700   1.23900   4.85600   0.700    2                                
    3  29.00400   0.58800   0.31700   0.700    3                                
    4  23.12900   2.42600   2.78700   0.700    4                                
    5  24.07500   0.31500   4.26300   0.700    5                                
    6  27.91100   0.03600   1.00200   0.700    6                                
    7  28.89500   0.91100  -1.03500   0.700    7                                
    8  26.65700   0.16800  -1.03000   0.700    8                                
    9  25.49600  -0.78500   1.01000   0.700    9                                
   10  26.71200  -0.17000   0.32800   0.700   10                                
   11  23.99500   1.50700   2.20300   0.700   11                                
   12  24.48000   0.43300   2.93700   0.700   12                                
   13  24.35800   1.65900   0.91400   0.700   13                                
   14  27.73000   0.68800  -1.67100   0.700   14                                
   15  25.35600  -0.49800   2.40900   0.700   15