PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/10-00:27:50
G01     249.8          34.7                8.9 +/-    1.75      14.2 +/-    1.75  0.030 / 0.030
G03     315.7          43.5                7.0 +/-    0.74       9.6 +/-    0.74  0.030 / 0.030
G11     235.9          12.3                7.3 +/-    2.20      19.3 +/-    2.20  0.060 / 0.090
G14     62.1           39.4                4.7 +/-    0.58       7.0 +/-    0.58  0.100 / 0.090
G16     167.1          15.9               -0.1 +/-   15.18      -0.2 +/-   15.18  0.040 / 0.040
G22     304.1          66.0                8.1 +/-    0.75       8.8 +/-    0.75  0.040 / 0.030
G23     286.9          18.8                7.1 +/-    2.04      16.1 +/-    2.04  0.080 / 0.100
G26     139.8          37.5                9.6 +/-    0.47      14.6 +/-    0.47  0.060 / 0.100
G31     39.6           61.5                6.1 +/-    0.42       6.8 +/-    0.42  0.050 / 0.080
G32     77.3           24.0                5.6 +/-    1.61      11.1 +/-    1.61  0.060 / 0.090