PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/15-00:42:40
G08     315.6          15.7                6.1 +/-    3.62      14.9 +/-    3.62  0.050 / 0.060
G10     316.2          57.1                8.0 +/-    0.74       9.3 +/-    0.74  0.060 / 0.060
G14     214.2          21.4               12.7 +/-    3.04      27.1 +/-    3.04  0.030 / 0.040
G15     45.8           21.0                5.3 +/-    2.62      11.4 +/-    2.62  0.040 / 0.040
G20     311.4          54.7               20.5 +/-    1.13      24.5 +/-    1.13  0.170 / 0.190
G21     122.8          66.4                9.9 +/-    0.97      10.7 +/-    0.97  0.140 / 0.230
G24     82.5           29.2                8.2 +/-    0.75      14.7 +/-    0.75  0.060 / 0.100
G27     286.7          37.4                8.6 +/-    1.30      13.1 +/-    1.30  0.060 / 0.110
G32     216.4          45.5               11.4 +/-    1.11      15.2 +/-    1.11  0.210 / 0.380