PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-14:57:50
G05     48.0           20.1                5.1 +/-    0.65      11.1 +/-    0.65  0.130 / 0.270
G10     235.8          14.2                7.4 +/-    2.52      18.9 +/-    2.52  0.110 / 0.320
G13     74.7           35.1                8.9 +/-    0.46      14.0 +/-    0.46  0.060 / 0.160
G15     120.3          52.7               10.4 +/-    0.80      12.7 +/-    0.80  0.060 / 0.170
G16     313.5          12.9                5.3 +/-    2.15      13.8 +/-    2.15  0.240 / 0.350
G20     249.2          39.4               11.1 +/-    1.41      16.3 +/-    1.41  0.220 / 0.310
G21     313.8          46.8                7.0 +/-    1.02       9.2 +/-    1.02  0.060 / 0.080
G25     199.6          11.7                8.8 +/-    2.41      23.5 +/-    2.41  0.050 / 0.060
G26     287.9          20.0                7.1 +/-    1.45      15.5 +/-    1.45  0.110 / 0.420
G29     153.1          73.9               12.8 +/-    0.96      13.3 +/-    0.96  0.180 / 0.300