PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-18:43:10
G08     318.5          13.5                8.2 +/-    1.46      21.1 +/-    1.46  0.060 / 0.080
G10     308.6          55.3                7.9 +/-    1.30       9.4 +/-    1.30  0.060 / 0.100
G14     212.1          18.2               13.6 +/-    2.12      31.3 +/-    2.12  0.040 / 0.040
G15     45.8           24.5                7.5 +/-    0.93      14.9 +/-    0.93  0.040 / 0.050
G20     9.1            64.5                9.5 +/-    0.56      10.4 +/-    0.56  0.100 / 0.310
G21     115.7          67.6               12.0 +/-    0.81      12.8 +/-    0.81  0.190 / 0.390
G24     85.7           27.8               10.1 +/-    1.14      18.5 +/-    1.14  0.110 / 0.240
G27     294.4          35.6               10.9 +/-    1.37      17.1 +/-    1.37  0.110 / 0.240
G32     213.7          38.9               13.0 +/-    1.11      19.2 +/-    1.11  0.070 / 0.140