PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/01/26-16:43:00
G01     318.9          18.2                7.4 +/-    2.09      17.0 +/-    2.09  0.120 / 0.210
G08     258.6          12.9                8.0 +/-    1.77      20.9 +/-    1.77  0.110 / 0.190
G10     80.0           53.4                6.6 +/-    0.92       8.0 +/-    0.92  0.030 / 0.040
G11     304.4          21.9                7.3 +/-    1.17      15.3 +/-    1.17  0.040 / 0.030
G14     296.0          70.2                6.1 +/-    0.64       6.5 +/-    0.64  0.110 / 0.140
G22     300.9          11.3                2.9 +/-    7.67       7.9 +/-    7.67  0.170 / 0.140
G31     176.1          42.5                9.1 +/-    1.02      12.7 +/-    1.02  0.050 / 0.060
G32     8.8            67.0                6.2 +/-    0.42       6.7 +/-    0.42  0.050 / 0.050