PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/30-20:27:50
G01     305.0          35.0                7.6 +/-    0.81      12.1 +/-    0.81  0.040 / 0.040
G10     108.7          37.5                9.6 +/-    0.93      14.5 +/-    0.93  0.040 / 0.040
G11     277.3          28.3                7.8 +/-    1.16      14.2 +/-    1.16  0.060 / 0.100
G14     3.5            65.6                6.5 +/-    0.83       7.0 +/-    0.83  0.070 / 0.100
G20     122.0          12.1                9.2 +/-    2.09      24.4 +/-    2.09  0.060 / 0.120
G22     310.6          27.2                5.9 +/-    0.80      11.0 +/-    0.80  0.080 / 0.150
G25     74.3           15.9                7.1 +/-    1.19      17.2 +/-    1.19  0.090 / 0.310
G31     169.7          65.5                9.6 +/-    0.65      10.4 +/-    0.65  0.090 / 0.300
G32     38.3           51.1                8.0 +/-    0.53       9.9 +/-    0.53  0.030 / 0.040