PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/01-22:43:00
G01     319.0          19.3                7.4 +/-    2.09      16.6 +/-    2.09  0.160 / 0.310
G08     260.0          13.8                9.1 +/-    1.41      23.2 +/-    1.41  0.140 / 0.210
G10     80.0           51.7                9.1 +/-    0.71      11.3 +/-    0.71  0.040 / 0.050
G11     305.2          21.1                8.2 +/-    1.61      17.6 +/-    1.61  0.040 / 0.050
G14     286.6          68.9                8.9 +/-    0.64       9.4 +/-    0.64  0.090 / 0.310
G18     305.2          40.5                8.5 +/-    0.72      12.3 +/-    0.72  0.100 / 0.330
G20     105.6          28.1                8.7 +/-    1.26      15.9 +/-    1.26  0.210 / 0.270
G31     174.8          42.1               11.2 +/-    0.82      15.7 +/-    0.82  0.200 / 0.320
G32     8.0            67.7                7.9 +/-    1.09       8.5 +/-    1.09  0.060 / 0.080