PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/26-22:12:50
G01     100.4          28.7               11.5 +/-    1.28      20.7 +/-    1.28  0.060 / 0.140
G07     115.7          53.6               12.6 +/-    0.47      15.3 +/-    0.47  0.060 / 0.130
G08     42.1           18.6                9.1 +/-    1.27      20.7 +/-    1.27  0.050 / 0.070
G11     83.0           43.4               11.1 +/-    0.47      15.3 +/-    0.47  0.040 / 0.060
G13     304.5          31.9               11.1 +/-    1.21      18.7 +/-    1.21  0.100 / 0.290
G17     209.8          41.0               13.1 +/-    0.81      18.7 +/-    0.81  0.100 / 0.370
G18     73.9           24.9               12.3 +/-    1.14      24.1 +/-    1.14  0.020 / 0.050
G19     211.1          18.5                4.1 +/-   21.33       9.3 +/-   21.33  0.030 / 0.050
G28     332.1          61.8               10.9 +/-    0.62      12.2 +/-    0.62  0.030 / 0.060
G30     72.9           78.3               12.2 +/-    0.80      12.4 +/-    0.80  0.040 / 0.050