cluster     1   number of spheres in cluster    19
    1  15.87700 -15.29900  17.10600   0.700    1                                
    2  16.71500 -14.46400  16.40200   0.700    2                                
    3  15.08200 -14.77200  18.09900   0.700    3                                
    4  16.76400 -13.10500  16.68800   0.700    4                                
    5  12.08500 -10.43100  22.27900   0.700    5                                
    6  12.92800 -10.29100  21.20100   0.700    6                                
    7  12.21400 -12.84600  22.09900   0.700    7                                
    8  11.72100 -11.70000  22.73300   0.700    8                                
    9  15.12000 -13.40000  18.39600   0.700    9                                
   10  13.38200 -11.42200  20.61100   0.700   10                                
   11  15.97200 -12.57600  17.67800   0.700   11                                
   12  13.04300 -12.65900  21.04000   0.700   12                                
   13  14.32000 -12.86200  19.41000   0.700   13                                
   14  10.88600 -11.83100  23.81600   0.700   14                                
   15  10.73900 -10.79300  24.60500   0.700   15                                
   16  10.28400 -12.97500  24.02200   0.700   16                                
   17  14.17900 -11.57000  19.60300   0.700   17                                
   18  13.62100 -13.55200  20.29600   0.700   18                                
   19  16.02200 -11.21900  17.93000   0.700   19