PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/09-21:12:40
G08     308.3          20.1               12.9 +/-    2.04      28.4 +/-    2.04  0.080 / 0.080
G10     332.8          60.1               10.3 +/-    0.62      11.6 +/-    0.62  0.080 / 0.070
G14     218.0          30.6               17.1 +/-    2.73      29.6 +/-    2.73  0.040 / 0.060
G15     46.9           14.1                9.6 +/-    0.84      24.5 +/-    0.84  0.040 / 0.070
G20     37.7           60.4               13.6 +/-    0.51      15.4 +/-    0.51  0.070 / 0.190
G21     134.4          56.4               15.0 +/-    1.08      17.6 +/-    1.08  0.070 / 0.190
G24     70.7           28.6               11.2 +/-    0.42      20.2 +/-    0.42  0.070 / 0.110
G27     276.5          37.0               14.5 +/-    0.74      22.2 +/-    0.74  0.070 / 0.090
G32     223.2          53.1               14.1 +/-    0.83      17.1 +/-    0.83  0.130 / 0.300