PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/11-09:27:40
G01     45.0           21.0                3.3 +/-    0.56       7.0 +/-    0.56  0.050 / 0.080
G06     175.3          30.4                8.8 +/-    1.77      15.3 +/-    1.77  0.060 / 0.080
G11     44.1           13.2                2.5 +/-    1.42       6.4 +/-    1.42  0.100 / 0.170
G13     244.0          28.3                6.3 +/-    1.97      11.5 +/-    1.97  0.070 / 0.150
G15     278.2          14.7                3.0 +/-    1.41       7.6 +/-    1.41  0.030 / 0.030
G17     331.8          77.1                7.0 +/-    0.52       7.2 +/-    0.52  0.030 / 0.030
G19     256.7          65.9                6.2 +/-    0.60       6.7 +/-    0.60  0.040 / 0.070
G24     318.7          10.6              -14.2 +/-   22.08     -39.2 +/-   22.08  0.060 / 0.060
G28     49.4           55.8                4.6 +/-    0.83       5.4 +/-    0.83  0.110 / 0.340
G30     152.6          38.8                9.8 +/-    1.27      14.6 +/-    1.27  0.160 / 0.370