PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-14:57:50
G10     265.5          39.0                9.6 +/-    1.33      14.1 +/-    1.33  0.110 / 0.170
G13     42.3           18.4                5.0 +/-    1.23      11.5 +/-    1.23  0.090 / 0.150
G15     58.6           47.3                6.3 +/-    0.31       8.2 +/-    0.31  0.120 / 0.320
G16     280.0          13.3                7.1 +/-    1.46      18.4 +/-    1.46  0.110 / 0.310
G20     299.5          61.5                6.7 +/-    0.66       7.5 +/-    0.66  0.040 / 0.040
G21     1.0            70.7                7.9 +/-    0.63       8.3 +/-    0.63  0.050 / 0.040
G24     123.8          13.0                9.2 +/-    2.92      24.0 +/-    2.92  0.040 / 0.080
G27     319.6          17.4                4.7 +/-    1.47      10.9 +/-    1.47  0.040 / 0.070
G29     167.2          34.4                9.2 +/-    0.78      14.8 +/-    0.78  0.070 / 0.090