cluster     1   number of spheres in cluster    13
    1  49.51100 -14.24600  19.19900   0.700    1                                
    2  49.86700 -15.99700  17.35900   0.700    2                                
    3  49.29600 -14.63400  15.65100   0.700    3                                
    4  48.08800 -14.60600  19.65300   0.700    4                                
    5  48.18500 -14.89300  21.15400   0.700    5                                
    6  47.06500 -13.52100  19.52600   0.700    6                                
    7  49.57100 -15.91700  16.03800   0.700    7                                
    8  49.78300 -14.70000  17.82300   0.700    8                                
    9  49.02500 -15.74700  21.52300   0.700    9                                
   10  50.15100 -16.95300  18.04200   0.700   10                                
   11  48.99100 -14.18400  14.55700   0.700   11                                
   12  47.43200 -14.28000  21.93400   0.700   12                                
   13  49.41200 -13.83000  16.74500   0.700   13