cluster     1   number of spheres in cluster    12
    1  16.20600   6.28500  14.52900   0.700    1                                
    2  15.42100   6.58800  15.64900   0.700    2                                
    3  16.52400   4.97800  14.17900   0.700    3                                
    4  14.93700   5.55400  16.44800   0.700    4                                
    5  16.04200   3.94800  14.97400   0.700    5                                
    6  15.27100   4.25500  16.07400   0.700    6                                
    7  16.22600   2.45400  14.83700   0.700    7                                
    8  15.61600   1.70500  15.79500   0.700    8                                
    9  16.88100   1.99600  13.92100   0.700    9                                
   10  15.42500   2.78400  18.23600   0.700   10                                
   11  13.36300   2.67800  16.79900   0.700   11                                
   12  14.79600   2.77900  16.91400   0.700   12