PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/22-01:43:10
G01     316.8          23.9                6.1 +/-    1.68      12.2 +/-    1.68  0.120 / 0.170
G08     257.0          10.9                8.9 +/-   14.59      24.4 +/-   14.59  0.120 / 0.150
G10     88.4           48.4                8.0 +/-    0.76      10.3 +/-    0.76  0.040 / 0.050
G11     298.9          24.3                7.5 +/-    1.16      15.0 +/-    1.16  0.050 / 0.060
G14     308.5          70.9                8.3 +/-    0.79       8.7 +/-    0.79  0.070 / 0.100
G18     298.8          44.6                7.1 +/-    4.08       9.7 +/-    4.08  0.070 / 0.130
G20     110.1          24.9                6.9 +/-    1.63      13.6 +/-    1.63  0.030 / 0.020
G22     303.5          13.1                7.9 +/-    1.50      20.5 +/-    1.50  0.050 / 0.030
G31     172.6          49.0                9.9 +/-    0.96      12.7 +/-    0.96  0.180 / 0.300
G32     16.3           64.0                7.3 +/-    0.55       8.0 +/-    0.55  0.190 / 0.340