PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-11:58:00
G08     277.7          22.2                6.1 +/-    1.41      12.6 +/-    1.41  0.030 / 0.030
G10     39.5           61.4                5.4 +/-    0.41       6.1 +/-    0.41  0.030 / 0.030
G14     245.5          59.2                7.3 +/-    0.64       8.3 +/-    0.64  0.040 / 0.070
G18     316.1          24.6                3.5 +/-    3.25       7.0 +/-    3.25  0.050 / 0.060
G20     83.2           43.9                6.1 +/-    0.45       8.4 +/-    0.45  0.120 / 0.140
G21     151.3          23.3                3.9 +/-    1.68       8.0 +/-    1.68  0.080 / 0.140
G24     44.4           16.3                2.5 +/-    1.72       6.1 +/-    1.72  0.090 / 0.160
G27     243.3          24.2                5.0 +/-    2.21      10.0 +/-    2.21  0.100 / 0.210
G31     182.2          16.8                5.3 +/-    1.17      12.6 +/-    1.17  0.100 / 0.260
G32     276.2          73.0                5.5 +/-    0.63       5.8 +/-    0.63  0.090 / 0.250