PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/22-14:43:10
G10     245.8          24.6                7.0 +/-    1.04      13.9 +/-    1.04  0.040 / 0.050
G13     58.4           31.4                8.3 +/-    0.40      14.0 +/-    0.40  0.040 / 0.060
G15     92.9           56.7                9.3 +/-    0.43      10.9 +/-    0.43  0.150 / 0.530
G16     300.6          15.9                3.5 +/-    2.88       8.5 +/-    2.88  0.160 / 0.550
G20     264.9          49.7                9.7 +/-    1.04      12.3 +/-    1.04  0.030 / 0.030
G21     328.3          56.3                6.8 +/-    0.80       8.0 +/-    0.80  0.030 / 0.040
G26     274.0          17.4                6.3 +/-    1.97      14.8 +/-    1.97  0.080 / 0.140
G29     161.8          57.9                9.8 +/-    0.75      11.3 +/-    0.75  0.090 / 0.150