PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-20:43:00
G01     320.2          15.1                8.4 +/-    1.80      20.9 +/-    1.80  0.120 / 0.310
G08     258.5          15.0                9.0 +/-    2.34      22.3 +/-    2.34  0.130 / 0.310
G10     74.5           54.5                9.2 +/-    0.35      11.1 +/-    0.35  0.170 / 0.400
G11     305.2          22.2                8.0 +/-    1.55      16.6 +/-    1.55  0.170 / 0.450
G14     286.4          70.0               10.7 +/-    0.66      11.4 +/-    0.66  0.040 / 0.060
G18     306.4          39.8               11.2 +/-    0.66      16.3 +/-    0.66  0.040 / 0.040
G20     102.3          31.5               11.9 +/-    0.76      20.2 +/-    0.76  0.130 / 0.280
G27     228.2          11.6                8.8 +/-    1.47      23.7 +/-    1.47  0.130 / 0.250
G31     178.3          36.6               12.7 +/-    1.36      19.6 +/-    1.36  0.080 / 0.250
G32     359.9          70.0               10.5 +/-    0.87      11.1 +/-    0.87  0.080 / 0.220