PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/13-00:42:50
G01     274.1          41.5                7.8 +/-    1.06      11.1 +/-    1.06  0.060 / 0.060
G03     315.2          26.2                5.8 +/-    3.43      11.0 +/-    3.43  0.050 / 0.060
G10     128.2          18.4                9.4 +/-    1.10      21.5 +/-    1.10  0.050 / 0.090
G11     251.4          21.0                9.7 +/-    2.85      20.9 +/-    2.85  0.050 / 0.080
G14     40.2           51.7                6.7 +/-    0.52       8.3 +/-    0.52  0.040 / 0.060
G18     234.6          40.4                8.0 +/-    1.49      11.6 +/-    1.49  0.040 / 0.050
G22     314.4          48.5                6.3 +/-    0.76       8.1 +/-    0.76  0.130 / 0.360
G25     52.0           15.6                5.0 +/-    1.59      12.3 +/-    1.59  0.120 / 0.370
G31     62.9           76.3                7.8 +/-    0.93       8.0 +/-    0.93  0.110 / 0.260
G32     62.4           33.4                6.0 +/-    0.39       9.8 +/-    0.39  0.110 / 0.280