cluster     1   number of spheres in cluster    19
    1  15.99600 -15.11700  16.88100   0.700    1                                
    2  16.78500 -14.26000  16.11700   0.700    2                                
    3  15.22500 -14.61100  17.91700   0.700    3                                
    4  16.79600 -12.89400  16.39500   0.700    4                                
    5  12.30900 -10.35100  22.20200   0.700    5                                
    6  13.13300 -10.17800  21.10800   0.700    6                                
    7  12.40900 -12.75400  21.96100   0.700    7                                
    8  11.94000 -11.62300  22.63500   0.700    8                                
    9  15.22700 -13.23500  18.20200   0.700    9                                
   10  13.56700 -11.30000  20.47800   0.700   10                                
   11  16.02300 -12.37700  17.43400   0.700   11                                
   12  13.23000 -12.55000  20.87300   0.700   12                                
   13  14.44300 -12.72700  19.25000   0.700   13                                
   14  11.10500 -11.74700  23.72600   0.700   14                                
   15  11.01500 -10.75700  24.59200   0.700   15                                
   16  10.42300 -12.85300  23.86100   0.700   16                                
   17  14.32700 -11.44300  19.45700   0.700   17                                
   18  13.76200 -13.48000  20.12400   0.700   18                                
   19  16.05500 -11.02500  17.69100   0.700   19