PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-21:12:40
G01     305.0          34.9                9.4 +/-    1.05      14.9 +/-    1.05  0.040 / 0.030
G10     108.7          37.5               12.3 +/-    1.30      18.6 +/-    1.30  0.030 / 0.040
G11     277.4          28.3               10.3 +/-    0.75      18.6 +/-    0.75  0.060 / 0.110
G14     3.2            65.6                9.4 +/-    0.33      10.2 +/-    0.33  0.060 / 0.090
G20     122.0          12.2               10.7 +/-    2.12      28.4 +/-    2.12  0.080 / 0.140
G22     310.6          27.0                8.8 +/-    1.54      16.5 +/-    1.54  0.120 / 0.140
G25     74.9           16.0                9.5 +/-    2.08      23.1 +/-    2.08  0.090 / 0.150
G31     168.5          66.0               10.8 +/-    0.48      11.7 +/-    0.48  0.070 / 0.180
G32     38.6           50.9                9.4 +/-    1.33      11.7 +/-    1.33  0.030 / 0.030