cluster     1   number of spheres in cluster     9
    1  45.01000  22.94600  49.52300   0.700    1                                
    2  44.02200  22.00000  49.32100   0.700    2                                
    3  46.15300  22.53900  50.19500   0.700    3                                
    4  44.16100  20.71000  49.77500   0.700    4                                
    5  46.27500  21.23200  50.63800   0.700    5                                
    6  45.44300  18.96500  50.94900   0.700    6                                
    7  45.53700  18.94200  52.50500   0.700    7                                
    8  45.28800  20.27900  50.45800   0.700    8                                
    9  45.79100  17.56200  53.02000   0.700    9