PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/05-20:28:00
G01     294.8          39.5                5.4 +/-    4.84       7.9 +/-    4.84  0.040 / 0.050
G03     310.7          14.1                7.3 +/-    1.44      18.4 +/-    1.44  0.050 / 0.060
G10     117.1          30.4               10.8 +/-    1.73      18.7 +/-    1.73  0.060 / 0.090
G11     266.8          26.7                9.8 +/-    1.79      18.5 +/-    1.79  0.080 / 0.090
G14     20.3           60.4                9.4 +/-    1.09      10.6 +/-    1.09  0.060 / 0.110
G22     313.2          35.1                7.7 +/-    1.42      12.3 +/-    1.42  0.060 / 0.090
G25     64.7           16.6                9.8 +/-    1.70      23.6 +/-    1.70  0.090 / 0.180
G26     160.0          10.2              -13.2 +/-   32.48     -36.8 +/-   32.48  0.080 / 0.150
G31     156.5          75.2               11.0 +/-    0.65      11.3 +/-    0.65  0.150 / 0.240
G32     47.5           44.7                9.8 +/-    0.63      13.3 +/-    0.63  0.100 / 0.340