cluster     1   number of spheres in cluster    15
    1  37.10300  23.83700  29.56900   0.700    1                                
    2  32.14800  19.53500  27.93300   0.700    2                                
    3  32.35400  20.96200  27.53900   0.700    3                                
    4  32.44300  21.10000  25.97900   0.700    4                                
    5  32.66300  22.56600  25.61600   0.700    5                                
    6  33.95100  23.09300  26.27300   0.700    6                                
    7  33.93600  22.77600  27.76300   0.700    7                                
    8  35.58100  23.63600  29.29100   0.700    8                                
    9  35.27900  23.03000  28.14700   0.700    9                                
   10  33.21200  18.79600  27.37600   0.700   10                                
   11  31.28300  20.65100  25.34800   0.700   11                                
   12  32.76000  22.69400  24.20700   0.700   12                                
   13  34.05200  24.48200  26.09700   0.700   13                                
   14  34.72600  24.01900  30.09900   0.700   14                                
   15  33.58200  21.39900  28.10900   0.700   15