PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/24-22:43:00
G01     56.9           29.2                8.6 +/-    1.11      15.3 +/-    1.11  0.110 / 0.390
G06     181.8          14.2               -9.8 +/-   37.90     -24.8 +/-   37.90  0.120 / 0.330
G07     142.7          14.9               10.9 +/-    1.57      27.1 +/-    1.57  0.090 / 0.120
G11     46.3           20.4                7.8 +/-    2.80      17.0 +/-    2.80  0.090 / 0.150
G13     258.3          34.7               14.0 +/-    1.30      22.4 +/-    1.30  0.060 / 0.050
G15     290.5          16.5                9.3 +/-    2.39      22.2 +/-    2.39  0.050 / 0.050
G17     276.6          79.3               10.8 +/-    0.74      11.0 +/-    0.74  0.110 / 0.080
G19     235.1          53.1               12.6 +/-    1.41      15.3 +/-    1.41  0.080 / 0.070
G28     34.0           57.8               10.0 +/-    0.73      11.5 +/-    0.73  0.050 / 0.050
G30     145.5          48.7               12.4 +/-    0.57      16.0 +/-    0.57  0.050 / 0.040