PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-22:27:50
G01     261.3          39.4               10.1 +/-    2.65      14.8 +/-    2.65  0.040 / 0.080
G03     316.5          35.0                6.7 +/-    0.91      10.5 +/-    0.91  0.050 / 0.080
G10     133.4          10.6                9.0 +/-    1.75      24.9 +/-    1.75  0.080 / 0.080
G11     242.8          16.2               10.5 +/-    1.59      25.5 +/-    1.59  0.080 / 0.090
G14     51.5           45.6                7.5 +/-    1.02      10.0 +/-    1.02  0.060 / 0.060
G22     311.8          57.4                7.5 +/-    1.38       8.7 +/-    1.38  0.060 / 0.050
G25     42.8           11.1                7.4 +/-    1.74      20.2 +/-    1.74  0.210 / 0.260
G26     144.5          30.5               11.8 +/-    1.09      20.5 +/-    1.09  0.180 / 0.230
G31     46.1           69.6                7.8 +/-    0.40       8.3 +/-    0.40  0.100 / 0.120
G32     70.0           28.2                7.0 +/-    1.16      12.7 +/-    1.16  0.090 / 0.090