cluster     1   number of spheres in cluster    13
    1  -1.79300  10.67000  47.20200   0.700    1                                
    2  -1.83700  13.33500  51.14200   0.700    2                                
    3  -1.32500  15.22000  49.64600   0.700    3                                
    4  -1.40400  12.42000  50.14300   0.700    4                                
    5  -0.89100  14.30500  48.64200   0.700    5                                
    6  -1.80400  14.74500  50.90800   0.700    6                                
    7  -0.93000  12.90200  48.88800   0.700    7                                
    8  -2.28800  15.72000  52.00600   0.700    8                                
    9  -1.45100  16.91300  52.18600   0.700    9                                
   10  -2.41600  15.03400  53.27500   0.700   10                                
   11   0.70300  10.94600  48.16500   0.700   11                                
   12   0.03500  12.44000  46.46100   0.700   12                                
   13  -0.39700  11.73900  47.65200   0.700   13