PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/14-07:43:00
G02     199.0          15.0                4.6 +/-    1.60      11.4 +/-    1.60  0.110 / 0.190
G06     171.6          46.7                8.2 +/-    0.90      10.8 +/-    0.90  0.140 / 0.180
G13     230.7          18.1                5.3 +/-    1.90      12.3 +/-    1.90  0.050 / 0.070
G17     13.5           65.2                4.9 +/-    0.41       5.3 +/-    0.41  0.040 / 0.060
G19     305.3          72.5                5.8 +/-    0.54       6.1 +/-    0.54  0.030 / 0.030
G24     314.2          23.2                3.6 +/-    1.77       7.3 +/-    1.77  0.040 / 0.030
G28     72.2           49.9                5.3 +/-    0.96       6.7 +/-    0.96  0.250 / 0.390
G30     157.3          24.1                7.7 +/-    1.57      15.4 +/-    1.57  0.200 / 0.310