PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-06:58:10
G02     80.4           15.5                3.5 +/-    1.26       8.6 +/-    1.26  0.160 / 0.350
G05     44.5           35.9                3.6 +/-    0.76       5.6 +/-    0.76  0.130 / 0.270
G12     180.2          9.8                 4.3 +/-    1.19      12.0 +/-    1.19  0.090 / 0.180
G13     103.4          30.7                7.7 +/-    1.23      13.3 +/-    1.23  0.100 / 0.180
G15     147.5          34.5                7.8 +/-    0.43      12.5 +/-    0.43  0.040 / 0.070
G20     231.5          19.3                5.2 +/-    2.94      11.8 +/-    2.94  0.040 / 0.070
G21     295.3          35.9               -4.5 +/-    0.89      -7.1 +/-    0.89  0.030 / 0.020
G25     209.6          29.2                4.4 +/-    1.12       7.8 +/-    1.12  0.020 / 0.020
G26     313.1          13.7                1.6 +/-    0.94       4.0 +/-    0.94  0.050 / 0.120
G29     36.1           83.8                6.4 +/-    0.94       6.5 +/-    0.94  0.050 / 0.120