PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/11-03:13:10
G01     319.4          17.1                7.0 +/-    2.16      16.6 +/-    2.16  0.180 / 0.260
G08     257.1          13.7                9.0 +/-    3.57      23.2 +/-    3.57  0.180 / 0.260
G10     78.5           53.5                8.2 +/-    0.33      10.0 +/-    0.33  0.030 / 0.040
G11     303.3          23.1                7.7 +/-    1.06      15.7 +/-    1.06  0.040 / 0.050
G14     290.4          69.6                9.1 +/-    0.90       9.7 +/-    0.90  0.090 / 0.160
G18     305.4          39.8                8.0 +/-    1.69      11.7 +/-    1.69  0.110 / 0.160
G20     87.3           57.3               24.4 +/-    1.22      28.4 +/-    1.22  0.110 / 0.270
G31     174.2          42.9               11.5 +/-    1.12      16.0 +/-    1.12  0.110 / 0.380
G32     10.1           66.9                6.2 +/-    0.75       6.7 +/-    0.75  0.060 / 0.070