cluster     1   number of spheres in cluster    20
    1 -14.89000  26.58500  69.68100   0.700    1                                
    2 -14.57700  26.46500  68.28400   0.700    2                                
    3 -16.42800  28.49600  69.20200   0.700    3                                
    4 -15.89900  28.52900  65.51500   0.700    4                                
    5 -18.42300  30.32300  65.50500   0.700    5                                
    6 -15.81000  27.58700  70.12300   0.700    6                                
    7 -15.19300  27.36600  67.34700   0.700    7                                
    8 -16.12200  28.38700  67.79500   0.700    8                                
    9 -16.56100  29.12200  66.61000   0.700    9                                
   10 -20.36800  31.42000  64.27500   0.700   10                                
   11 -19.39200  31.42100  65.41500   0.700   11                                
   12 -17.46600  30.18400  66.60500   0.700   12                                
   13 -15.09400  27.49500  65.96500   0.700   13                                
   14 -22.04900  32.05100  62.87100   0.700   14                                
   15 -21.29900  32.32900  63.99800   0.700   15                                
   16 -20.52500  30.53400  63.29100   0.700   16                                
   17 -21.52800  30.85300  62.40700   0.700   17                                
   18 -19.42200  32.40200  66.32500   0.700   18                                
   19 -17.45100  30.99400  67.50800   0.700   19                                
   20 -16.16100  27.70000  71.81700   0.700   20