cluster     1   number of spheres in cluster    13
    1   1.51500  11.12000  48.04600   0.700    1                                
    2  -1.83900  13.24100  50.91300   0.700    2                                
    3  -0.87700  15.26200  49.79800   0.700    3                                
    4  -1.36400  12.42400  49.85300   0.700    4                                
    5  -0.40200  14.46200  48.72400   0.700    5                                
    6  -1.59200  14.66100  50.88700   0.700    6                                
    7  -0.64000  13.01600  48.75200   0.700    7                                
    8  -2.07900  15.49500  52.01300   0.700    8                                
    9  -2.74900  14.95900  53.00200   0.700    9                                
   10  -1.83400  16.75500  52.01900   0.700   10                                
   11   0.23700  12.73300  46.13200   0.700   11                                
   12  -1.12800  10.89000  47.10700   0.700   12                                
   13  -0.03600  11.91800  47.41900   0.700   13