PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/04-20:28:10
G01     296.5          38.9               10.9 +/-    4.23      16.1 +/-    4.23  0.050 / 0.050
G03     310.2          13.0                9.3 +/-    5.21      24.4 +/-    5.21  0.040 / 0.050
G10     116.0          31.5               10.4 +/-    1.09      17.6 +/-    1.09  0.050 / 0.090
G11     268.4          27.1                9.7 +/-    2.12      18.0 +/-    2.12  0.060 / 0.090
G14     18.0           61.2                9.0 +/-    0.77      10.1 +/-    0.77  0.070 / 0.100
G22     312.9          33.9                7.6 +/-    1.14      12.2 +/-    1.14  0.080 / 0.090
G25     66.1           16.6               10.3 +/-    1.09      24.7 +/-    1.09  0.180 / 0.210
G31     159.5          73.9               10.9 +/-    0.42      11.3 +/-    0.42  0.150 / 0.350
G32     46.1           45.6                8.7 +/-    0.92      11.6 +/-    0.92  0.100 / 0.160