PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/29-20:28:00
G01     306.7          33.9                7.4 +/-    0.82      12.0 +/-    0.82  0.040 / 0.040
G10     106.8          38.8                9.7 +/-    0.87      14.4 +/-    0.87  0.040 / 0.040
G11     279.5          28.4                8.5 +/-    1.09      15.5 +/-    1.09  0.070 / 0.100
G14     359.6          66.5                8.2 +/-    0.41       8.8 +/-    0.41  0.110 / 0.090
G20     120.9          13.5                9.2 +/-    1.78      23.6 +/-    1.78  0.130 / 0.150
G22     310.0          25.7                8.2 +/-    1.06      15.8 +/-    1.06  0.110 / 0.150
G25     76.2           15.5               10.5 +/-    1.05      25.9 +/-    1.05  0.100 / 0.160
G31     171.0          63.5               10.5 +/-    0.87      11.6 +/-    0.87  0.130 / 0.220
G32     36.3           52.4                8.6 +/-    1.08      10.6 +/-    1.08  0.030 / 0.030