PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/08-03:42:50
G08     273.8          21.2                8.2 +/-    2.02      17.5 +/-    2.02  0.070 / 0.160
G10     42.6           61.8                5.5 +/-    0.37       6.2 +/-    0.37  0.060 / 0.110
G11     315.0          13.7                6.2 +/-    2.79      15.9 +/-    2.79  0.050 / 0.060
G14     252.3          62.3                7.3 +/-    1.19       8.1 +/-    1.19  0.050 / 0.060
G18     82.3           42.8                7.1 +/-    0.88       9.9 +/-    0.88  0.090 / 0.240
G21     152.4          23.3                6.7 +/-    1.64      13.5 +/-    1.64  0.090 / 0.290
G24     44.4           17.3                5.5 +/-    1.04      13.0 +/-    1.04  0.030 / 0.030
G27     236.9          21.0               11.3 +/-    2.39      24.3 +/-    2.39  0.030 / 0.030
G31     180.2          21.6                8.7 +/-    1.25      18.4 +/-    1.25  0.080 / 0.180
G32     299.0          75.6                7.3 +/-    0.70       7.5 +/-    0.70  0.070 / 0.170