cluster     1   number of spheres in cluster     9
    1  29.50300  13.61100  16.66700   0.700    1                                
    2  28.77100  15.60600  17.74400   0.700    2                                
    3  29.47400  12.93800  17.87400   0.700    3                                
    4  28.72300  14.95500  18.96100   0.700    4                                
    5  29.16900  15.70500  15.29800   0.700    5                                
    6  29.15400  14.94500  16.60500   0.700    6                                
    7  29.07700  13.62000  19.01800   0.700    7                                
    8  30.40800  15.52700  14.62300   0.700    8                                
    9  29.00600  12.95200  20.23400   0.700    9