PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/24-21:27:50
G08     272.8          21.1               13.3 +/-    2.58      28.5 +/-    2.58  0.050 / 0.050
G10     47.1           60.6               12.8 +/-    0.61      14.5 +/-    0.61  0.060 / 0.060
G14     251.7          61.3               14.1 +/-    1.07      15.8 +/-    1.07  0.080 / 0.100
G18     315.1          27.0               10.2 +/-    1.14      19.1 +/-    1.14  0.190 / 0.270
G20     87.6           41.5               12.0 +/-    1.09      17.0 +/-    1.09  0.090 / 0.190
G21     153.0          21.7               14.1 +/-    1.32      29.9 +/-    1.32  0.080 / 0.230
G24     41.5           12.5                9.3 +/-    2.67      24.5 +/-    2.67  0.180 / 0.270
G27     239.3          21.3               14.4 +/-    1.60      30.8 +/-    1.60  0.130 / 0.130
G31     180.4          22.0               16.7 +/-    2.28      34.9 +/-    2.28  0.130 / 0.280
G32     309.7          76.4               13.8 +/-    0.73      14.1 +/-    0.73  0.120 / 0.290