PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/10-01:57:50
G08     316.1          15.2                7.4 +/-    3.37      18.3 +/-    3.37  0.060 / 0.070
G10     312.1          55.8                8.4 +/-    1.71       9.9 +/-    1.71  0.070 / 0.060
G14     213.4          23.1               12.6 +/-    2.03      25.8 +/-    2.03  0.040 / 0.030
G15     45.6           21.2                8.0 +/-    2.26      17.0 +/-    2.26  0.040 / 0.040
G18     17.5           63.8                8.2 +/-    0.48       9.0 +/-    0.48  0.100 / 0.080
G20     79.2           10.4                8.0 +/-    2.31      22.2 +/-    2.31  0.080 / 0.090
G21     120.6          66.2               11.2 +/-    0.84      12.1 +/-    0.84  0.070 / 0.060
G24     87.5           29.7               10.4 +/-    2.14      18.3 +/-    2.14  0.050 / 0.040
G27     286.2          37.9                6.1 +/-    1.33       9.2 +/-    1.33  0.070 / 0.070
G32     216.2          41.0               10.8 +/-    1.03      15.4 +/-    1.03  0.070 / 0.070