PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/29-16:43:10
G05     47.3           22.5                6.1 +/-    0.93      12.6 +/-    0.93  0.170 / 0.400
G10     234.4          10.7              -11.7 +/-   36.85     -32.1 +/-   36.85  0.180 / 0.400
G13     79.1           36.2                7.8 +/-    0.57      12.1 +/-    0.57  0.050 / 0.110
G15     133.4          49.8               10.7 +/-    1.15      13.5 +/-    1.15  0.050 / 0.080
G16     316.6          11.3                5.8 +/-    6.70      15.8 +/-    6.70  0.130 / 0.480
G20     245.6          34.8               10.9 +/-    0.80      17.4 +/-    0.80  0.190 / 0.440
G21     311.7          46.1                8.9 +/-    1.30      11.8 +/-    1.30  0.060 / 0.120
G25     197.7          11.3                9.7 +/-    2.06      26.2 +/-    2.06  0.070 / 0.110
G26     291.2          20.1               10.2 +/-    2.88      22.4 +/-    2.88  0.060 / 0.130
G29     151.5          75.4               11.8 +/-    1.51      12.1 +/-    1.51  0.060 / 0.130