cluster     1   number of spheres in cluster    28
    1 -22.16500   1.01400  14.31500   0.700    1                                
    2 -23.38800   2.00900  16.11100   0.700    2                                
    3 -21.07300   0.82500  15.16000   0.700    3                                
    4 -22.27100   1.80000  16.92100   0.700    4                                
    5 -30.77200  -3.60200  20.34000   0.700    5                                
    6 -30.84700  -3.15400  18.89600   0.700    6                                
    7 -29.46400  -3.11800  20.94900   0.700    7                                
    8 -29.91400   1.12600  13.69000   0.700    8                                
    9 -30.74300  -1.63900  18.79500   0.700    9                                
   10 -29.36900  -1.59900  20.85100   0.700   10                                
   11 -28.69600   0.25100  13.48300   0.700   11                                
   12 -30.13400   0.95200  15.18600   0.700   12                                
   13 -24.45200   1.77500  13.82200   0.700   13                                
   14 -29.73000   0.86600  17.99300   0.700   14                                
   15 -23.33000   1.60900  14.79100   0.700   15                                
   16 -21.09800   1.21500  16.49600   0.700   16                                
   17 -29.49900  -1.08400  19.44500   0.700   17                                
   18 -27.80600   0.26300  14.71600   0.700   18                                
   19 -28.55000   0.61500  17.09200   0.700   19                                
   20 -19.92300   1.01500  17.41600   0.700   20                                
   21 -26.69000   1.23200  14.56500   0.700   21                                
   22 -19.75400   1.86200  18.44500   0.700   22                                
   23 -19.07200   0.00600  17.20200   0.700   23                                
   24 -29.53800   0.36200  19.32100   0.700   24                                
   25 -25.52600   0.91300  14.14200   0.700   25                                
   26 -28.81000   0.57300  15.77800   0.700   26                                
   27 -27.40600   0.46900  17.52600   0.700   27                                
   28 -26.91300   2.38900  14.89100   0.700   28