cluster     1   number of spheres in cluster     8
    1  28.68400  13.38900  19.25900   0.700    1                                
    2  29.88700  13.04700  18.35600   0.700    2                                
    3  28.36100  14.89400  19.24100   0.700    3                                
    4  29.64700  13.57100  16.94600   0.700    4                                
    5  28.25600  15.36400  17.78600   0.700    5                                
    6  29.28600  15.58900  15.55100   0.700    6                                
    7  29.47100  15.06400  16.95900   0.700    7                                
    8  30.53500  15.69300  14.82900   0.700    8