PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-19:12:40
G01     310.1          32.6                6.7 +/-    1.15      11.2 +/-    1.15  0.130 / 0.270
G10     101.0          41.4                9.8 +/-    1.09      13.9 +/-    1.09  0.120 / 0.220
G11     291.1          25.2               10.4 +/-    1.77      20.3 +/-    1.77  0.040 / 0.050
G14     330.0          69.5                7.6 +/-    0.80       8.1 +/-    0.80  0.040 / 0.050
G20     118.1          14.9               11.0 +/-    2.31      27.4 +/-    2.31  0.100 / 0.180
G22     308.0          20.6                8.9 +/-    2.07      19.3 +/-    2.07  0.090 / 0.130
G25     87.4           14.4               10.0 +/-    0.92      25.3 +/-    0.92  0.040 / 0.050
G31     170.1          58.9               10.6 +/-    0.90      12.2 +/-    0.90  0.040 / 0.050
G32     32.4           54.9                7.5 +/-    0.66       9.0 +/-    0.66  0.030 / 0.050