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  497678  280.1378827    0.0078527
  497679  280.1619986   -0.0166258
  497680  280.2123985   -0.0165547
  497681  280.2374320    0.0078865
  497682  280.2378985    0.0579519
  497683  280.2128431    0.0829916
  497686  280.1623901    0.0829377
  497687  280.1373354    0.0584554
