3 1848  9 16.60   200.0   -99.99
 4 1848  9 16.60   195.0   -99.99
 3 1848  9 18.53   145.4    31.7
 4 1848  9 18.53   158.2    45.2
 3 1848 10 27.48   332.9    31.05
 4 1848 10 27.48   178.4    41.2
 3 1848 11  4.38   351.4    30.0
 4 1848 11  4.38   340.0    44.5
 3 1848 11 30.46   351.0    32.15
 4 1848 11 30.46   353.3    43.43
 3 1848 12  1.47   324.4    25.52
 4 1848 12  1.47   336.0    40.26