cluster     1   number of spheres in cluster    19
    1   2.71900  47.83200   4.51100   0.700    1                                
    2   2.01300  50.30400   1.65700   0.700    2                                
    3   2.69900  49.53100   2.63200   0.700    3                                
    4   0.59800  50.19500   1.52400   0.700    4                                
    5  -6.14500  48.54700   2.77000   0.700    5                                
    6  -4.94200  48.55800   3.52800   0.700    6                                
    7   0.56500  48.53600   3.34800   0.700    7                                
    8  -4.90200  49.07700   0.66200   0.700    8                                
    9  -2.39900  49.29400   1.08700   0.700    9                                
   10   1.98400  48.64300   3.48500   0.700   10                                
   11  -0.13900  49.30900   2.37100   0.700   11                                
   12  -6.11900  48.80300   1.36100   0.700   12                                
   13  -3.71200  48.82500   2.84800   0.700   13                                
   14  -3.71700  49.07800   1.45200   0.700   14                                
   15  -1.63800  49.16900   2.25200   0.700   15                                
   16  -7.37500  48.76900   0.61300   0.700   16                                
   17  -8.27800  47.69500   0.80100   0.700   17                                
   18  -7.70000  49.78500  -0.31600   0.700   18                                
   19  -2.45000  48.89000   3.29400   0.700   19