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               13.5 +/-    0.74      24.3 +/-    0.74  0.060 / 0.110
G07     115.7          53.6               13.1 +/-    0.51      15.9 +/-    0.51  0.070 / 0.100
G08     42.1           18.6                8.8 +/-    1.28      20.0 +/-    1.28  0.060 / 0.080
G11     83.0           43.4               12.9 +/-    1.26      17.9 +/-    1.26  0.060 / 0.070
G13     304.5          31.9               11.1 +/-    1.17      18.7 +/-    1.17  0.150 / 0.340
G17     209.8          41.0               14.6 +/-    0.69      20.9 +/-    0.69  0.200 / 0.380
G18     73.9           24.9               11.9 +/-    1.12      23.4 +/-    1.12  0.030 / 0.050
G19     211.1          18.5                8.2 +/-   19.26      18.6 +/-   19.26  0.040 / 0.050
G28     332.1          61.8               10.6 +/-    0.43      11.8 +/-    0.43  0.040 / 0.070
G30     72.9           78.3               13.0 +/-    0.82      13.3 +/-    0.82  0.050 / 0.060