PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/15-22:57:50
G08     283.1          21.5               10.5 +/-    1.42      22.4 +/-    1.42  0.090 / 0.130
G10     38.9           61.1               10.1 +/-    0.90      11.4 +/-    0.90  0.070 / 0.170
G14     242.1          55.0               12.2 +/-    3.75      14.6 +/-    3.75  0.080 / 0.100
G18     317.0          21.4                6.8 +/-    1.86      14.5 +/-    1.86  0.060 / 0.110
G20     82.7           43.8               11.6 +/-    2.59      15.8 +/-    2.59  0.290 / 0.250
G21     152.3          28.6               14.3 +/-    0.77      25.8 +/-    0.77  0.170 / 0.260
G24     47.0           19.5                8.7 +/-    1.40      19.3 +/-    1.40  0.020 / 0.020
G27     242.1          24.7               13.4 +/-    1.72      26.4 +/-    1.72  0.030 / 0.020
G31     180.0          18.8               15.4 +/-    2.90      34.9 +/-    2.90  0.100 / 0.240
G32     285.6          76.0               10.9 +/-    0.44      11.2 +/-    0.44  0.090 / 0.230