lat,lon,SL(mm),err_SL(mm)
45.417,12.333,333.8499999999999,82.15383435969376,
44.4,8.9,276.5,94.55522196050306,
43.279,5.354,331.95000000000005,84.86701361542069,
45.417,12.35,349.5,78.60058842018933,
39.2,9.167,386.5999999999999,99.68677194091501,
40.843,14.258,287.19999999999993,91.57681202138454,
42.05,11.817,316.9000000000001,87.48441289738419,
38.133,13.333,263.95000000000005,96.31807981890005,
43.867,8.017,345.45000000000005,88.6414829523965,
40.867,14.267,293.40000000000003,84.45140614578303,
45.647,13.758,308.1500000000001,89.69392398596462,
45.433,12.333,333.8499999999999,82.15383435969376,
31.25,32.3,287.6500000000001,85.17329393653858,
43.507,16.442,317.89999999999986,81.2954642031153,
45.3,14.533,307.8499999999999,82.88914283547635,
40.633,22.935,246.20000000000005,86.0465571652928,
37.937,23.627,276.80000000000007,85.02483460730753,
40.935,24.412,264.95000000000005,86.37250719991866,
38.372,26.141,287.7,89.61830170227508,
37.951,22.96,273.0,83.23204010475774,
38.959,20.757,341.29999999999995,95.13313040155884,
37.024,22.116,342.39999999999986,83.39838127925505,
31.217,29.917,344.85,97.65404497510588,
35.348,25.153,349.79999999999995,83.6280604821133,
43.508,16.392,317.89999999999986,81.2954642031153,
42.658,18.063,343.5499999999997,83.80035799446205,
45.083,13.628,295.1,81.0721283796102,
43.729,7.421,332.8499999999999,86.50099710407967,
43.398,3.699,324.1999999999998,85.94905467775664,
43.113,5.915,436.0499999999993,101.56948360605168,
45.548,13.725,312.04999999999995,79.32124557771392,
42.083,19.083,385.9000000000001,84.14570696119915,
35.487,24.082,350.5,80.62387983717976,
37.13,26.848,295.70000000000005,90.9536832679139,
37.44,24.946,327.04999999999995,98.88503425695923,
38.472,23.593,283.9,84.91803400927273,
40.844,25.878,333.10000000000014,121.32952031554399,
38.835,20.712,341.29999999999995,95.55136053453137,
37.645,21.32,300.7,83.3102784775084,
36.442,28.236,254.25,87.1125851986956,
38.461,23.589,283.9,84.43827627326365,
43.696,7.286,310.15,84.43786176828496,
42.52,3.107,339.60000000000014,105.33053925619103,
38.433,26.717,288.40000000000003,85.7394308355263,
43.133,17.2,342.5499999999997,83.80035799446205,
35.82,14.533,358.4000000000001,90.84328538752878,
42.054,3.206,318.0,83.91586560359131,
32.47,34.863,299.54999999999995,85.25082111041512,
41.342,2.166,353.5,91.28526715741155,
44.123,15.235,315.89999999999986,81.77225996632355,
39.552,2.639,323.4,92.80953614796273,
