cluster     1   number of spheres in cluster    20
    1  59.66600  50.26300   2.34600   0.700    1                                
    2  61.90800  50.19800   1.06000   0.700    2                                
    3  56.56700  45.95500  -1.57500   0.700    3                                
    4  53.98700  42.36000   3.44000   0.700    4                                
    5  58.74600  47.86200   0.68300   0.700    5                                
    6  55.66600  44.39200   0.76600   0.700    6                                
    7  58.70400  46.71300  -0.28800   0.700    7                                
    8  54.95000  44.42600   2.15500   0.700    8                                
    9  60.10800  48.53600   0.55200   0.700    9                                
   10  56.96400  45.20200   0.77400   0.700   10                                
   11  52.89000  43.24300   1.36300   0.700   11                                
   12  51.78900  42.19000   1.37500   0.700   12                                
   13  60.52300  49.61200   1.28400   0.700   13                                
   14  57.38800  45.92100  -0.29700   0.700   14                                
   15  53.89000  43.33600   2.27900   0.700   15                                
   16  50.54300  42.83200   1.78300   0.700   16                                
   17  52.58200  40.15800  -0.38500   0.700   17                                
   18  52.17600  42.44100  -1.36000   0.700   18                                
   19  50.23500  41.07800  -0.58500   0.700   19                                
   20  51.64700  41.41800  -0.33300   0.700   20