PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/24-08:27:50
G02     201.6          25.2                5.5 +/-    1.91      10.8 +/-    1.91  0.240 / 0.370
G06     168.7          59.5                6.9 +/-    0.71       7.9 +/-    0.71  0.200 / 0.430
G17     30.8           53.3                4.2 +/-    0.73       5.1 +/-    0.73  0.040 / 0.100
G19     331.3          69.6                4.0 +/-    0.54       4.2 +/-    0.54  0.050 / 0.090
G24     302.7          36.9                4.3 +/-    1.04       6.6 +/-    1.04  0.060 / 0.080
G28     92.9           38.0                6.1 +/-    0.62       9.2 +/-    0.62  0.070 / 0.090
G30     158.2          10.8                4.7 +/-    3.92      12.9 +/-    3.92  0.030 / 0.060