PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-06:42:40
G01     52.6           26.5                3.5 +/-    1.00       6.6 +/-    1.00  0.100 / 0.280
G06     177.6          20.4                4.5 +/-    1.64       9.9 +/-    1.64  0.080 / 0.280
G07     144.2          16.9                5.3 +/-    1.77      12.6 +/-    1.77  0.050 / 0.050
G11     46.7           22.5                3.1 +/-    1.17       6.4 +/-    1.17  0.050 / 0.050
G13     254.2          33.8                6.1 +/-    1.11       9.9 +/-    1.11  0.070 / 0.230
G15     286.2          16.8                5.1 +/-    1.07      12.1 +/-    1.07  0.080 / 0.200
G17     285.5          79.3                7.4 +/-    0.78       7.5 +/-    0.78  0.040 / 0.050
G19     239.0          58.2                6.8 +/-    0.94       7.8 +/-    0.94  0.040 / 0.050
G28     31.1           59.1                5.3 +/-    0.40       6.0 +/-    0.40  0.050 / 0.060
G30     148.4          50.1                8.9 +/-    0.96      11.2 +/-    0.96  0.050 / 0.060