PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-16:28:10
G10     250.8          27.4                9.8 +/-    1.66      18.2 +/-    1.66  0.040 / 0.040
G13     53.1           29.4                8.3 +/-    2.11      14.8 +/-    2.11  0.040 / 0.040
G15     89.9           58.8                9.5 +/-    1.05      10.9 +/-    1.05  0.090 / 0.180
G16     296.0          15.3                4.5 +/-    2.87      11.0 +/-    2.87  0.110 / 0.170
G20     270.3          51.1               10.5 +/-    2.89      13.1 +/-    2.89  0.030 / 0.030
G21     337.3          61.7                8.8 +/-    0.68       9.9 +/-    0.68  0.040 / 0.030
G26     269.1          15.3                8.2 +/-    1.41      20.3 +/-    1.41  0.100 / 0.440
G29     164.0          49.0               10.5 +/-    0.53      13.4 +/-    0.53  0.100 / 0.480