L1
     2     2
   31474.589844  386319.593750
   28740.867188  378398.781250
L2
     2     2
   46054.453125  381202.593750
   50190.085938  372090.156250
L3
     2     2
   67013.007812  380641.843750
   64840.046875  373982.718750
L4
     2     2
   78368.476562  366622.656250
   79700.289062  369005.937500