cluster     1   number of spheres in cluster    20
    1  13.82700  50.08500 -51.77300   0.700    1                                
    2  14.38000  50.04900 -53.05800   0.700    2                                
    3  14.90900  48.34100 -56.25300   0.700    3                                
    4  16.14200  50.93500 -57.46700   0.700    4                                
    5  13.19500  48.88400 -51.20700   0.700    5                                
    6  13.72100  47.74800 -53.29500   0.700    6                                
    7  16.24300  48.46100 -56.97300   0.700    7                                
    8  15.28600  48.85700 -54.87200   0.700    8                                
    9  16.80100  49.84300 -56.61700   0.700    9                                
   10  13.18700  47.79000 -52.04500   0.700   10                                
   11  14.33700  48.92200 -53.75100   0.700   11                                
   12  17.07200  47.41900 -56.41300   0.700   12                                
   13  15.18400  53.05800 -59.41700   0.700   13                                
   14  16.73900  52.17500 -60.99800   0.700   14                                
   15  12.73700  48.76000 -50.07100   0.700   15                                
   16  13.55600  46.71600 -53.92200   0.700   16                                
   17  14.71000  51.00600 -60.46700   0.700   17                                
   18  16.27800  49.95500 -55.19600   0.700   18                                
   19  16.51500  50.86400 -58.88800   0.700   19                                
   20  15.78700  51.82700 -59.92300   0.700   20