cluster     1   number of spheres in cluster     9
    1  29.42600  16.11500 -10.34100   0.700    1                                
    2  29.94000  16.12800 -11.65300   0.700    2                                
    3  30.23000  16.52300  -9.25300   0.700    3                                
    4  31.26300  16.54700 -11.89100   0.700    4                                
    5  31.55500  16.94400  -9.47400   0.700    5                                
    6  32.08700  16.95900 -10.79700   0.700    6                                
    7  33.49200  17.40000 -11.03400   0.700    7                                
    8  34.28200  17.78900  -9.97600   0.700    8                                
    9  33.98700  17.42100 -12.24100   0.700    9