cluster     1   number of spheres in cluster    10
    1   9.90400  -8.56700  40.07900   0.700    1                                
    2  12.11700  -8.97600  41.32500   0.700    2                                
    3   8.73700 -10.45700  38.87600   0.700    3                                
    4  10.08900  -9.88900  39.35200   0.700    4                                
    5  12.22400 -10.32200  40.63700   0.700    5                                
    6  10.82100 -10.83500  40.29300   0.700    6                                
    7  11.21700  -8.12200  40.54200   0.700    7                                
    8   7.97900 -10.84600  40.03700   0.700    8                                
    9  12.89500 -11.22900  41.51700   0.700    9                                
   10  10.87200 -12.09900  39.65300   0.700   10