cluster     1   number of spheres in cluster    28
    1   1.12500  -7.42700  22.92300   0.700    1                                
    2  -5.68000  -1.84500  16.92700   0.700    2                                
    3  -2.35000  -5.23800  18.61900   0.700    3                                
    4   0.27800   1.36700  11.08500   0.700    4                                
    5  -4.91400  -0.49500  14.91900   0.700    5                                
    6  -3.88500  -0.01900  14.08000   0.700    6                                
    7  -2.26000  -1.16800  15.41900   0.700    7                                
    8  -1.48600  -3.30000  21.67100   0.700    8                                
    9  -2.13000  -0.21400  20.05400   0.700    9                                
   10  -0.15700  -6.86700  23.51800   0.700   10                                
   11  -4.60900  -1.31500  16.01900   0.700   11                                
   12  -2.05600  -4.23700  19.68500   0.700   12                                
   13  -2.54300  -0.35200  14.33500   0.700   13                                
   14  -3.27000  -1.64600  16.25500   0.700   14                                
   15  -1.63200  -4.51700  21.03000   0.700   15                                
   16  -2.15900  -2.85700  19.59900   0.700   16                                
   17  -2.53200  -1.95900  18.54800   0.700   17                                
   18  -1.35700   0.07000  13.52900   0.700   18                                
   19  -1.35300  -5.80800  21.64000   0.700   19                                
   20  -2.49200  -0.67000  18.80500   0.700   20                                
   21  -1.79400  -0.95800  21.06400   0.700   21                                
   22  -0.56100  -5.70800  22.76400   0.700   22                                
   23  -2.90300  -2.46600  17.32700   0.700   23                                
   24  -1.50800   1.05300  12.56400   0.700   24                                
   25  -1.81800  -2.30200  20.80000   0.700   25                                
   26  -0.28500  -0.48700  13.76100   0.700   26                                
   27  -1.76700  -6.86900  21.18400   0.700   27                                
   28  -0.28100   1.75900  12.33700   0.700   28