cluster     1   number of spheres in cluster    15
    1  32.45000  39.58200  30.80700   0.700    1                                
    2  33.64300  38.94900  31.49500   0.700    2                                
    3  35.51600  34.59100  32.09700   0.700    3                                
    4  34.86200  35.92000  32.49700   0.700    4                                
    5  34.07800  31.12600  31.08800   0.700    5                                
    6  34.53600  33.41400  32.02800   0.700    6                                
    7  34.42400  36.72400  31.28600   0.700    7                                
    8  33.51600  30.96700  29.69100   0.700    8                                
    9  36.11200  32.29800  30.49500   0.700    9                                
   10  34.91000  32.32900  31.22400   0.700   10                                
   11  33.27000  29.67700  29.37500   0.700   11                                
   12  33.47700  33.42000  32.65900   0.700   12                                
   13  34.92100  36.64500  30.16400   0.700   13                                
   14  33.27600  31.85800  28.88900   0.700   14                                
   15  33.38300  37.54500  31.63500   0.700   15