PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-18:27:50
G08     318.3          13.6                8.7 +/-    2.35      22.4 +/-    2.35  0.040 / 0.040
G10     308.9          55.4               10.1 +/-    1.19      12.0 +/-    1.19  0.030 / 0.040
G14     212.1          18.4               14.8 +/-    1.36      33.8 +/-    1.36  0.140 / 0.280
G15     45.8           24.2                8.9 +/-    2.30      17.6 +/-    2.30  0.440 / 0.540
G20     9.5            64.5               10.5 +/-    0.81      11.4 +/-    0.81  0.130 / 0.310
G21     116.2          67.3               12.8 +/-    0.93      13.7 +/-    0.93  0.110 / 0.460
G24     85.3           27.8               10.4 +/-    2.30      19.0 +/-    2.30  0.070 / 0.190
G27     294.3          35.6                9.3 +/-    1.71      14.6 +/-    1.71  0.110 / 0.130
G32     213.8          39.0               11.2 +/-    1.40      16.6 +/-    1.40  0.080 / 0.110