PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/05-16:27:40
G02     205.0          35.5               11.5 +/-    1.46      18.1 +/-    1.46  0.080 / 0.120
G06     146.9          73.3                9.5 +/-    0.78       9.9 +/-    0.78  0.070 / 0.140
G12     310.5          21.4                7.9 +/-    3.05      16.8 +/-    3.05  0.060 / 0.180
G17     39.6           46.2                9.4 +/-    0.52      12.5 +/-    0.52  0.060 / 0.140
G19     359.9          65.0                9.4 +/-    0.91      10.3 +/-    0.91  0.040 / 0.050
G24     292.9          40.5               10.8 +/-    1.22      15.6 +/-    1.22  0.040 / 0.040
G28     105.3          29.3               10.8 +/-    1.88      19.2 +/-    1.88  0.070 / 0.090