PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/24-20:43:10
G01     320.7          12.0                4.4 +/-   33.58      11.8 +/-   33.58  0.160 / 0.320
G08     263.4          16.5               13.2 +/-    1.64      31.7 +/-    1.64  0.100 / 0.190
G10     67.1           57.4               11.1 +/-    1.09      12.9 +/-    1.09  0.390 / 0.360
G11     309.0          19.5               11.7 +/-    1.06      26.2 +/-    1.06  0.180 / 0.250
G14     277.6          68.6               12.0 +/-    0.60      12.8 +/-    0.60  0.070 / 0.090
G18     96.1           32.7               11.0 +/-    1.38      18.2 +/-    1.38  0.070 / 0.080
G27     227.8          12.9               11.9 +/-    3.37      31.1 +/-    3.37  0.060 / 0.050
G31     179.7          32.0               14.4 +/-    1.30      24.2 +/-    1.30  0.060 / 0.030
G32     345.2          72.6               11.6 +/-    0.48      12.1 +/-    0.48  0.030 / 0.020