cluster     1   number of spheres in cluster    20
    1  13.42400  50.15900 -52.65000   0.700    1                                
    2  14.26500  49.93200 -53.73300   0.700    2                                
    3  14.97600  48.21800 -56.62100   0.700    3                                
    4  15.90900  50.92200 -57.86100   0.700    4                                
    5  12.77100  49.03800 -52.00700   0.700    5                                
    6  13.88400  47.57300 -53.62300   0.700    6                                
    7  16.22600  48.45200 -57.45300   0.700    7                                
    8  15.47900  48.67900 -55.25200   0.700    8                                
    9  16.71100  49.86700 -57.09200   0.700    9                                
   10  13.04600  47.78300 -52.54400   0.700   10                                
   11  14.47800  48.72400 -54.18000   0.700   11                                
   12  17.17000  47.44700 -57.01500   0.700   12                                
   13  16.74500  51.69800 -61.66700   0.700   13                                
   14  15.47600  53.07900 -60.06700   0.700   14                                
   15  12.00500  49.16300 -51.05400   0.700   15                                
   16  14.03200  46.42100 -54.01600   0.700   16                                
   17  14.63200  50.99000 -61.00300   0.700   17                                
   18  16.30500  49.89200 -55.64600   0.700   18                                
   19  16.36500  50.82600 -59.24600   0.700   19                                
   20  15.82100  51.68100 -60.49100   0.700   20