PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/07-22:12:50
G01     318.3          19.3               17.9 +/-    2.76      39.9 +/-    2.76  0.120 / 0.400
G08     255.1          12.2               26.3 +/-    1.31      69.9 +/-    1.31  0.130 / 0.430
G10     81.7           53.0               20.6 +/-    0.92      25.1 +/-    0.92  0.040 / 0.070
G11     301.3          24.3               20.9 +/-    1.48      41.5 +/-    1.48  0.070 / 0.070
G14     305.3          71.3               22.4 +/-    0.67      23.5 +/-    0.67  0.150 / 0.270
G18     103.6          27.1               24.0 +/-    2.14      44.7 +/-    2.14  0.180 / 0.350
G22     301.1          10.9                5.8 +/-   23.15      15.9 +/-   23.15  0.050 / 0.050
G31     179.0          40.7               29.4 +/-    1.33      42.2 +/-    1.33  0.060 / 0.050
G32     5.5            67.5               22.1 +/-    0.56      23.7 +/-    0.56  0.030 / 0.030