cluster     1   number of spheres in cluster    28
    1  21.99300  27.05600  29.28600   0.700    1                                
    2  28.84700  31.92400  25.83600   0.700    2                                
    3  30.02200  32.14000  25.07800   0.700    3                                
    4  23.73600  28.86500  28.98700   0.700    4                                
    5  23.97800  26.78400  27.68500   0.700    5                                
    6  29.41100  29.52900  26.06600   0.700    6                                
    7  26.56200  25.54100  24.06300   0.700    7                                
    8  25.45900  26.36600  24.77900   0.700    8                                
    9  27.90000  25.87400  24.74200   0.700    9                                
   10  23.25600  27.57400  28.64100   0.700   10                                
   11  28.53500  30.61600  26.33700   0.700   11                                
   12  30.87600  31.04900  24.81900   0.700   12                                
   13  24.91400  29.37800  28.39400   0.700   13                                
   14  25.16900  27.29300  27.08400   0.700   14                                
   15  30.57400  29.73600  25.31400   0.700   15                                
   16  26.72700  31.18800  28.02300   0.700   16                                
   17  25.45700  30.73400  28.72400   0.700   17                                
   18  25.62400  28.59100  27.44300   0.700   18                                
   19  27.31500  30.32500  27.11300   0.700   19                                
   20  25.91000  26.58500  26.15500   0.700   20                                
   21  32.02300  31.20200  24.08400   0.700   21                                
   22  31.46700  28.70800  25.01100   0.700   22                                
   23  27.17700  32.44400  28.36400   0.700   23                                
   24  24.98100  31.55600  29.51700   0.700   24                                
   25  28.17900  26.76600  27.21800   0.700   25                                
   26  27.08600  24.56200  26.86600   0.700   26                                
   27  26.78200  29.08300  26.84300   0.700   27                                
   28  27.35700  25.89800  26.41900   0.700   28