PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-17:12:40
G10     264.4          37.0               11.9 +/-    1.62      18.3 +/-    1.62  0.130 / 0.400
G13     43.0           19.9                7.8 +/-    1.12      17.3 +/-    1.12  0.140 / 0.380
G15     64.4           52.9                9.8 +/-    0.34      12.0 +/-    0.34  0.040 / 0.050
G16     282.0          12.9                9.7 +/-    1.24      25.4 +/-    1.24  0.040 / 0.050
G20     292.9          59.2               11.8 +/-    0.80      13.5 +/-    0.80  0.130 / 0.370
G21     2.0            71.0               11.0 +/-    0.75      11.6 +/-    0.75  0.130 / 0.370
G24     118.8          13.2               14.6 +/-    1.59      37.9 +/-    1.59  0.110 / 0.310
G27     320.5          15.2                6.0 +/-    1.81      14.9 +/-    1.81  0.160 / 0.310
G29     167.0          33.4               13.4 +/-    0.73      21.9 +/-    0.73  0.080 / 0.260