cluster     1   number of spheres in cluster    12
    1 -35.43100   3.13900  13.00600   0.700    1                                
    2 -35.56200   6.77100  15.66700   0.700    2                                
    3 -35.55300   7.56400  16.82100   0.700    3                                
    4 -35.29500   5.40900  15.88700   0.700    4                                
    5 -35.06200   5.09600  17.31400   0.700    5                                
    6 -35.10900   4.39900  13.75400   0.700    6                                
    7 -34.75500   3.79100  17.95900   0.700    7                                
    8 -35.21200   4.32200  15.08200   0.700    8                                
    9 -34.69600   3.70500  19.20400   0.700    9                                
   10 -34.77000   5.41400  13.17100   0.700   10                                
   11 -34.56800   2.81100  17.21600   0.700   11                                
   12 -35.20200   6.56100  18.20300   0.700   12