cluster     1   number of spheres in cluster    31
    1  -2.70600  18.57500   2.55700   0.700    1                                
    2  -0.80000  14.35700   0.13500   0.700    2                                
    3  -2.03000  12.91700   1.61100   0.700    3                                
    4  -1.78900  15.28700   0.16900   0.700    4                                
    5  -3.05700  13.89100   1.65700   0.700    5                                
    6   2.31900  10.47400  -0.93500   0.700    6                                
    7   2.07400  11.01800  -2.35600   0.700    7                                
    8  -2.99900  18.69100   1.01100   0.700    8                                
    9  -0.90300  13.17400   0.87700   0.700    9                                
   10  -2.87400  15.06500   0.93100   0.700   10                                
   11  -3.53900  18.03600  -1.16300   0.700   11                                
   12  -3.58700  17.68600   0.23400   0.700   12                                
   13  -4.04300  17.30400  -2.28500   0.700   13                                
   14  -2.99800  19.27800  -1.38600   0.700   14                                
   15  -3.15400  19.11300  -3.63600   0.700   15                                
   16   2.51600  11.65000   0.09900   0.700   16                                
   17   1.73000   9.92800  -3.36200   0.700   17                                
   18   0.21500  12.20700   0.81300   0.700   18                                
   19   3.69500  12.55500  -0.38700   0.700   19                                
   20  -2.97100  19.63000  -4.90300   0.700   20                                
   21  -3.73500  17.88800  -3.50800   0.700   21                                
   22  -2.77000  19.84400  -2.63800   0.700   22                                
   23   1.33200  12.53900   0.15600   0.700   23                                
   24   1.36500   8.82400  -2.89500   0.700   24                                
   25   4.84600  11.99300  -0.31900   0.700   25                                
   26  -4.60900  16.19600  -2.27500   0.700   26                                
   27   1.59800  10.26300  -4.55900   0.700   27                                
   28   0.06900  11.09700   1.39600   0.700   28                                
   29   3.49500  13.77600  -0.70200   0.700   29                                
   30  -2.47800  20.01000   0.09500   0.700   30                                
   31  -4.26100  16.23200   0.97800   0.700   31