PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-19:58:00
G01     318.5          20.8               12.4 +/-    2.08      26.7 +/-    2.08  0.040 / 0.060
G08     257.1          13.2               13.5 +/-    2.71      35.0 +/-    2.71  0.050 / 0.060
G10     82.0           50.8               11.6 +/-    0.89      14.4 +/-    0.89  0.040 / 0.040
G11     305.1          20.8               12.2 +/-    3.32      26.2 +/-    3.32  0.040 / 0.050
G14     286.4          68.2               13.1 +/-    0.54      14.0 +/-    0.54  0.190 / 0.320
G20     107.1          26.1               13.7 +/-    0.80      26.1 +/-    0.80  0.160 / 0.330
G31     175.3          42.8               15.3 +/-    1.23      21.3 +/-    1.23  0.220 / 0.300
G32     12.0           66.3               11.1 +/-    0.38      12.1 +/-    0.38  0.250 / 0.340