lat,lon,SL(mm),err_SL(mm)
45.417,12.333,304.8499999999999,74.76130349318423,
44.4,8.9,250.5,82.20973178401691,
43.279,5.354,305.95000000000005,68.08384536731162,
45.417,12.35,320.5,70.83821355737311,
39.2,9.167,357.5999999999999,84.1379967672157,
40.843,14.258,259.19999999999993,77.47459260944842,
42.05,11.817,289.9000000000001,72.94362549256789,
38.133,13.333,238.95000000000005,80.34875543528973,
43.867,8.017,317.45000000000005,74.22305908543517,
40.867,14.267,266.40000000000003,69.5002877691884,
45.647,13.758,277.1500000000001,82.92767933567175,
45.433,12.333,304.8499999999999,74.76130349318423,
31.25,32.3,254.6500000000001,71.98777674022166,
43.507,16.442,283.89999999999986,71.8258484112788,
45.3,14.533,275.8499999999999,74.54267234275949,
40.633,22.935,220.20000000000005,73.38773739528969,
37.937,23.627,252.80000000000007,73.21524772887133,
40.935,24.412,241.95000000000005,72.54970709796146,
38.372,26.141,264.7,77.73313321872469,
37.951,22.96,247.0,71.21321857632893,
38.959,20.757,313.29999999999995,83.78730512434447,
37.024,22.116,313.39999999999986,71.11462578119918,
31.217,29.917,315.85,87.75142448986227,
35.348,25.153,325.79999999999995,76.06347678090977,
43.508,16.392,283.89999999999986,71.8258484112788,
42.658,18.063,313.5499999999997,72.05032963144582,
45.083,13.628,265.1,72.9893142864077,
43.729,7.421,303.8499999999999,70.58804785514329,
43.398,3.699,298.1999999999998,69.42794826292939,
43.113,5.915,409.0499999999993,87.83712199292506,
45.548,13.725,281.04999999999995,71.03949605677113,
42.083,19.083,354.9000000000001,70.40063920164361,
35.487,24.082,325.5,70.36661140057834,
37.13,26.848,269.70000000000005,77.66802752741954,
37.44,24.946,303.04999999999995,89.6437393240599,
38.472,23.593,259.9,72.53325099566405,
40.844,25.878,296.10000000000014,88.90220750915019,
38.835,20.712,313.29999999999995,83.78730512434447,
37.645,21.32,271.7,71.10276014333058,
36.442,28.236,229.25,74.3629780199798,
38.461,23.589,259.9,72.53325099566405,
43.696,7.286,281.15,68.65677315458395,
42.52,3.107,313.60000000000014,92.52849561081169,
38.433,26.717,262.40000000000003,73.70549504616328,
43.133,17.2,309.5499999999997,72.98116195293139,
35.82,14.533,332.4000000000001,71.16707454996306,
42.054,3.206,292.0,66.78789186671489,
32.47,34.863,266.54999999999995,70.51739147189153,
41.342,2.166,330.5,75.29276193632427,
44.123,15.235,282.89999999999986,72.29593695360757,
39.552,2.639,300.4,78.71696132346572,
