PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-05:27:50
G01     96.1           28.7                7.0 +/-    1.10      12.6 +/-    1.10  0.070 / 0.170
G07     117.6          51.5               10.6 +/-    1.60      13.1 +/-    1.60  0.070 / 0.150
G08     41.6           13.4                1.4 +/-    2.25       3.7 +/-    2.25  0.040 / 0.030
G11     80.9           44.8                8.4 +/-    0.35      11.4 +/-    0.35  0.030 / 0.030
G13     301.5          34.5                6.1 +/-    1.33       9.8 +/-    1.33  0.040 / 0.080
G17     208.4          46.0               11.8 +/-    2.17      15.7 +/-    2.17  0.050 / 0.070
G19     210.3          22.5                6.5 +/-    1.98      13.4 +/-    1.98  0.110 / 0.160
G28     317.0          59.4                6.9 +/-    1.07       7.9 +/-    1.07  0.080 / 0.180
G30     47.5           81.3                7.8 +/-    0.89       7.9 +/-    0.89  0.050 / 0.070