PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/06-13:58:10
G01     45.2           21.3                5.0 +/-    0.65      10.6 +/-    0.65  0.040 / 0.070
G06     175.6          30.5               10.1 +/-    1.21      17.5 +/-    1.21  0.040 / 0.060
G11     43.7           11.4                4.5 +/-    1.46      12.3 +/-    1.46  0.060 / 0.160
G13     243.8          28.0                7.0 +/-    1.69      12.8 +/-    1.69  0.070 / 0.150
G15     278.8          14.5                4.7 +/-    1.60      11.8 +/-    1.60  0.160 / 0.430
G17     319.0          77.1                6.1 +/-    0.72       6.2 +/-    0.72  0.170 / 0.320
G19     257.0          65.6                5.8 +/-    0.85       6.3 +/-    0.85  0.090 / 0.130
G24     318.5          11.6               -5.0 +/-   28.15     -13.6 +/-   28.15  0.080 / 0.110
G28     51.8           54.9                5.2 +/-    0.34       6.2 +/-    0.34  0.200 / 0.480
G30     151.9          35.8                9.0 +/-    0.75      14.0 +/-    0.75  0.190 / 0.530