cluster     1   number of spheres in cluster    20
    1  13.83400  50.16500 -51.70700   0.700    1                                
    2  14.62700  49.89600 -52.82300   0.700    2                                
    3  15.15600  47.90900 -55.92900   0.700    3                                
    4  15.97300  50.98200 -57.30400   0.700    4                                
    5  13.00300  49.15600 -51.22200   0.700    5                                
    6  13.77000  47.63100 -52.99100   0.700    6                                
    7  16.27400  48.40500 -56.86400   0.700    7                                
    8  15.55200  48.63700 -54.64600   0.700    8                                
    9  16.57800  49.85700 -56.40900   0.700    9                                
   10  12.97300  47.90300 -51.86300   0.700   10                                
   11  14.60000  48.68400 -53.48700   0.700   11                                
   12  17.41900  47.55300 -56.79500   0.700   12                                
   13  16.65600  51.55800 -61.13300   0.700   13                                
   14  14.93000  50.45200 -59.87400   0.700   14                                
   15  12.31600  49.39500 -50.23300   0.700   15                                
   16  13.66800  46.48600 -53.47600   0.700   16                                
   17  15.18000  52.88400 -59.79700   0.700   17                                
   18  16.02200  49.93300 -55.08900   0.700   18                                
   19  16.65900  51.33500 -58.53800   0.700   19                                
   20  15.84000  51.60700 -59.89500   0.700   20