cluster     1   number of spheres in cluster    12
    1  10.48800   0.56900  23.90000   0.700    1                                
    2  10.22000  -0.94100  23.77900   0.700    2                                
    3  11.77800   0.97200  23.16500   0.700    3                                
    4   9.27900  -1.52900  24.86300   0.700    4                                
    5   9.08400  -3.04000  24.64700   0.700    5                                
    6  14.20700   0.33600  23.17500   0.700    6                                
    7   9.86200  -1.30900  26.22200   0.700    7                                
    8  14.50700   1.15000  22.16500   0.700    8                                
    9  15.16700  -0.39900  23.72200   0.700    9                                
   10  12.95900   0.23900  23.65200   0.700   10                                
   11   9.41800  -3.82700  25.56200   0.700   11                                
   12   8.59900  -3.43500  23.57100   0.700   12