PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/14-13:12:50
G01     308.5          32.8                3.5 +/-    1.39       5.7 +/-    1.39  0.080 / 0.100
G10     104.4          40.1                3.6 +/-    1.15       5.2 +/-    1.15  0.110 / 0.080
G11     282.3          28.2                3.1 +/-    1.15       5.7 +/-    1.15  0.050 / 0.050
G14     355.6          67.5                2.6 +/-    0.81       2.8 +/-    0.81  0.040 / 0.050
G18     275.8          51.2                6.6 +/-    2.48       8.2 +/-    2.48  0.070 / 0.030
G20     119.6          15.0                4.3 +/-    1.59      10.7 +/-    1.59  0.040 / 0.030
G22     310.1          27.6                3.0 +/-    1.66       5.6 +/-    1.66  0.040 / 0.050
G25     82.0           15.5                6.4 +/-    2.10      15.8 +/-    2.10  0.040 / 0.040
G31     171.5          61.2                5.9 +/-    0.66       6.6 +/-    0.66  0.050 / 0.050
G32     28.9           57.0                3.6 +/-    1.36       4.2 +/-    1.36  0.040 / 0.060