PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/03-06:13:00
G01     39.1           13.5                1.9 +/-    0.90       4.9 +/-    0.90  0.070 / 0.120
G02     198.5          10.5               -1.8 +/-    6.09      -5.0 +/-    6.09  0.060 / 0.100
G06     173.4          40.4                8.7 +/-    1.17      12.6 +/-    1.17  0.220 / 0.390
G13     235.0          21.9                7.9 +/-    1.46      16.7 +/-    1.46  0.210 / 0.460
G15     266.9          11.9                6.1 +/-    3.20      16.2 +/-    3.20  0.190 / 0.290
G17     6.0            69.3                7.7 +/-    0.53       8.2 +/-    0.53  0.170 / 0.340
G19     285.2          71.5                7.4 +/-    0.72       7.8 +/-    0.72  0.050 / 0.070
G24     316.3          18.9                4.4 +/-    1.35      10.0 +/-    1.35  0.040 / 0.070
G28     63.7           52.7                6.6 +/-    1.12       8.0 +/-    1.12  0.050 / 0.040
G30     156.2          30.0                7.6 +/-    0.96      13.3 +/-    0.96  0.050 / 0.040