cluster     1   number of spheres in cluster    12
    1  19.22900  22.64700  61.26000   0.700    1                                
    2  19.84000  23.84000  61.62400   0.700    2                                
    3  17.99300  22.31700  61.79900   0.700    3                                
    4  17.38900  25.23200  64.13400   0.700    4                                
    5  19.22200  24.70400  62.51500   0.700    5                                
    6  17.36500  23.17600  62.69400   0.700    6                                
    7  17.98300  24.37400  63.04800   0.700    7                                
    8  16.39200  26.25500  63.63300   0.700    8                                
    9  16.23900  26.43500  62.40600   0.700    9                                
   10  15.75600  26.89200  64.48900   0.700   10                                
   11  19.96900  26.26300  62.88800   0.700   11                                
   12  15.79000  22.73800  63.37500   0.700   12