PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/30-15:57:30
G05     49.6           16.7                6.8 +/-    2.01      16.2 +/-    2.01  0.100 / 0.130
G10     239.1          17.8               10.0 +/-    1.41      23.3 +/-    1.41  0.120 / 0.240
G13     68.6           34.4               10.1 +/-    0.73      16.1 +/-    0.73  0.100 / 0.500
G15     112.8          55.1               10.4 +/-    0.61      12.3 +/-    0.61  0.110 / 0.490
G16     309.2          14.4                5.4 +/-    3.00      13.7 +/-    3.00  0.060 / 0.070
G20     254.0          42.7               10.2 +/-    2.44      14.3 +/-    2.44  0.050 / 0.060
G21     318.2          49.8                8.4 +/-    0.60      10.6 +/-    0.60  0.020 / 0.020
G26     282.8          19.5                6.1 +/-    1.12      13.6 +/-    1.12  0.030 / 0.020
G29     157.2          68.2               10.7 +/-    0.86      11.5 +/-    0.86  0.120 / 0.220