PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-19:28:10
G01     320.1          16.1                6.8 +/-    3.50      16.4 +/-    3.50  0.150 / 0.230
G08     262.0          16.0                9.7 +/-    2.82      23.7 +/-    2.82  0.270 / 0.250
G10     73.3           53.9                8.1 +/-    0.52       9.8 +/-    0.52  0.130 / 0.240
G11     309.8          17.9                8.6 +/-    2.14      20.0 +/-    2.14  0.330 / 0.330
G14     271.8          65.5                9.2 +/-    0.39      10.0 +/-    0.39  0.040 / 0.050
G20     102.3          30.1                7.7 +/-    1.37      13.5 +/-    1.37  0.040 / 0.050
G21     155.9          10.0                7.3 +/-    5.85      20.4 +/-    5.85  0.230 / 0.530
G27     227.4          12.5                8.1 +/-    3.06      21.4 +/-    3.06  0.210 / 0.490
G31     176.7          36.5                9.8 +/-    1.87      15.2 +/-    1.87  0.310 / 0.790
G32     0.7            70.4                7.7 +/-    0.41       8.1 +/-    0.41  0.200 / 0.590