PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/26-04:27:50
G01     257.1          37.9               13.3 +/-    2.60      20.0 +/-    2.60  0.040 / 0.040
G03     316.5          36.9                8.3 +/-    1.28      12.7 +/-    1.28  0.030 / 0.050
G11     240.2          14.7               11.0 +/-    2.05      27.6 +/-    2.05  0.060 / 0.090
G14     54.2           44.5                8.3 +/-    0.58      11.3 +/-    0.58  0.060 / 0.100
G18     224.2          31.3               12.1 +/-    2.42      20.6 +/-    2.42  0.130 / 0.380
G22     309.9          60.1                7.9 +/-    0.91       9.0 +/-    0.91  0.160 / 0.400
G25     42.9           12.0                4.6 +/-    1.18      12.2 +/-    1.18  0.070 / 0.070
G26     137.9          34.7                1.0 +/-   25.11       1.6 +/-   25.11  0.050 / 0.060
G31     43.1           61.2                7.8 +/-    0.59       8.8 +/-    0.59  0.120 / 0.220
G32     74.0           24.4                7.4 +/-    1.37      14.7 +/-    1.37  0.120 / 0.210