PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/26-05:12:40
G01     75.1           32.1                5.3 +/-    0.86       9.0 +/-    0.86  0.030 / 0.030
G07     133.5          36.2                7.9 +/-    0.57      12.3 +/-    0.57  0.030 / 0.040
G11     60.0           38.1                4.2 +/-    0.62       6.4 +/-    0.62  0.130 / 0.370
G13     280.3          39.1                5.5 +/-    1.66       8.1 +/-    1.66  0.100 / 0.360
G15     305.1          15.2                2.0 +/-    4.73       4.8 +/-    4.73  0.080 / 0.100
G17     222.9          64.4                8.8 +/-    0.81       9.6 +/-    0.81  0.070 / 0.070
G19     219.0          39.2                8.8 +/-    1.35      12.9 +/-    1.35  0.050 / 0.070
G28     350.8          61.5                5.2 +/-    0.37       5.9 +/-    0.37  0.040 / 0.060
G30     127.8          71.5                8.5 +/-    0.54       8.9 +/-    0.54  0.040 / 0.080