cluster     1   number of spheres in cluster    24
    1  15.21200 -10.99400  16.43400   0.700    1                                
    2  15.44500  -5.60700  11.80100   0.700    2                                
    3  16.21600  -6.18400  12.82200   0.700    3                                
    4  16.09100 -10.32700  15.59200   0.700    4                                
    5  15.78400  -9.42600  18.20400   0.700    5                                
    6  17.31600  -4.17000  11.23600   0.700    6                                
    7  18.35900  -6.31500  14.20600   0.700    7                                
    8  16.97400  -6.87200  18.74600   0.700    8                                
    9  15.08600 -10.51200  17.70700   0.700    9                                
   10  16.03000  -4.59600  11.03200   0.700   10                                
   11  17.52000  -5.75600  13.07900   0.700   11                                
   12  16.80500  -9.20100  15.99900   0.700   12                                
   13  16.66200  -8.75600  17.33700   0.700   13                                
   14  18.02900  -4.75800  12.25600   0.700   14                                
   15  15.81200  -5.99400  18.23700   0.700   15                                
   16  17.67900  -8.49300  15.02600   0.700   16                                
   17  17.61500  -7.17300  15.08600   0.700   17                                
   18  15.11400  -5.47800  19.14200   0.700   18                                
   19  15.67900  -5.87400  16.99900   0.700   19                                
   20  17.47300  -7.74300  17.75800   0.700   20                                
   21  14.25500 -11.13600  18.58200   0.700   21                                
   22  19.29300  -4.33200  12.51100   0.700   22                                
   23  18.61300  -9.36300  13.93900   0.700   23                                
   24  14.95400  -3.72700   9.74400   0.700   24