cluster     1   number of spheres in cluster    13
    1  32.10300  54.88400   4.47000   0.700    1                                
    2  33.51900  53.78000   2.64900   0.700    2                                
    3  32.23500  54.48700   0.93900   0.700    3                                
    4  31.22400  53.70100   4.90400   0.700    4                                
    5  31.48200  53.53200   6.40300   0.700    5                                
    6  29.75200  53.89200   4.79200   0.700    6                                
    7  33.25700  53.66600   1.32700   0.700    7                                
    8  32.62600  54.72100   3.10400   0.700    8                                
    9  32.67700  53.41800   6.77600   0.700    9                                
   10  34.33900  53.21600   3.34500   0.700   10                                
   11  31.72300  54.65700  -0.14700   0.700   11                                
   12  30.51100  53.51300   7.18900   0.700   12                                
   13  31.80600  55.16600   2.02900   0.700   13