PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/30-00:13:10
G01     40.1           14.6                7.6 +/-    2.49      19.0 +/-    2.49  0.090 / 0.180
G02     198.8          11.8                5.6 +/-   13.83      15.1 +/-   13.83  0.090 / 0.230
G06     174.8          41.5               11.3 +/-    0.87      16.0 +/-    0.87  0.180 / 0.420
G13     236.1          20.4               11.2 +/-    2.81      24.4 +/-    2.81  0.130 / 0.430
G15     268.3          11.5               10.0 +/-    1.68      27.1 +/-    1.68  0.100 / 0.120
G17     356.7          70.6                8.5 +/-    0.39       8.9 +/-    0.39  0.120 / 0.120
G19     284.3          69.8                9.1 +/-    0.81       9.6 +/-    0.81  0.040 / 0.030
G24     315.9          20.9                6.4 +/-    2.75      13.7 +/-    2.75  0.030 / 0.030
G28     75.3           45.2                9.4 +/-    0.88      12.6 +/-    0.88  0.230 / 0.240
G30     154.5          22.8               12.2 +/-    2.11      25.1 +/-    2.11  0.470 / 0.410