cluster     1   number of spheres in cluster     9
    1  41.71200  35.03800  41.27900   0.700    1                                
    2  41.08100  34.79200  42.63900   0.700    2                                
    3  40.00300  33.69300  42.46300   0.700    3                                
    4  42.03400  34.43700  44.89200   0.700    4                                
    5  42.28000  34.64500  43.53500   0.700    5                                
    6  40.26200  32.63600  43.16300   0.700    6                                
    7  43.18600  34.32200  45.53100   0.700    7                                
    8  38.92500  33.55600  41.80100   0.700    8                                
    9  40.86900  34.36500  45.46300   0.700    9