cluster     1   number of spheres in cluster    19
    1  17.97200  20.38500  26.59300   0.700    1                                
    2  14.81200  25.39700  22.08100   0.700    2                                
    3  14.19200  21.86800  24.01200   0.700    3                                
    4  15.54800  21.17800  24.25500   0.700    4                                
    5  14.36700  23.42200  24.03500   0.700    5                                
    6  18.79700  19.90900  25.39000   0.700    6                                
    7  18.32600  18.89400  23.23600   0.700    7                                
    8  16.59700  21.81000  23.35600   0.700    8                                
    9  15.51800  23.95200  23.15000   0.700    9                                
   10  18.16100  21.49300  23.51200   0.700   10                                
   11  16.70100  23.18100  23.49900   0.700   11                                
   12  17.61100  23.44000  24.33100   0.700   12                                
   13  18.39500  20.06600  24.08400   0.700   13                                
   14  17.96300  24.78100  24.91500   0.700   14                                
   15  18.11600  22.32700  24.76100   0.700   15                                
   16  18.04600  24.87500  26.15700   0.700   16                                
   17  18.51700  19.09100  22.04200   0.700   17                                
   18  18.20500  25.77900  24.23700   0.700   18                                
   19  15.14200  24.11300  21.78600   0.700   19