PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/26-17:27:50
G03     189.2          22.0               11.2 +/-    1.49      23.6 +/-    1.49  0.070 / 0.130
G07     290.3          40.1               10.7 +/-    2.05      15.5 +/-    2.05  0.080 / 0.140
G08     142.5          25.6               11.8 +/-    1.76      22.8 +/-    1.76  0.040 / 0.030
G09     320.6          58.4                9.2 +/-    1.10      10.6 +/-    1.10  0.030 / 0.030
G16     45.5           46.8                7.7 +/-    0.58      10.0 +/-    0.58  0.060 / 0.080
G23     91.7           82.6                7.9 +/-    0.61       8.0 +/-    0.61  0.050 / 0.090
G26     43.6           17.6                7.6 +/-    2.73      17.8 +/-    2.73  0.180 / 0.380
G27     106.1          32.0                9.1 +/-    0.94      15.2 +/-    0.94  0.120 / 0.260
G30     271.5          11.3               -3.6 +/-   35.55      -9.7 +/-   35.55  0.110 / 0.280