PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/09-21:57:40
G01     320.4          14.7                9.6 +/-    1.75      24.1 +/-    1.75  0.210 / 0.290
G08     264.7          16.4               14.3 +/-    3.33      34.3 +/-    3.33  0.210 / 0.450
G10     71.4           54.6               11.9 +/-    0.47      14.2 +/-    0.47  0.120 / 0.320
G11     309.9          18.1               11.0 +/-    2.50      25.3 +/-    2.50  0.180 / 0.410
G14     271.7          66.2               12.4 +/-    0.80      13.5 +/-    0.80  0.050 / 0.050
G20     100.9          31.8               14.4 +/-    0.94      24.3 +/-    0.94  0.040 / 0.050
G21     156.0          11.6               15.5 +/-    1.31      41.7 +/-    1.31  0.170 / 0.440
G27     228.3          13.2               18.5 +/-    3.45      48.1 +/-    3.45  0.150 / 0.400
G31     176.3          36.0               16.6 +/-    1.20      25.9 +/-    1.20  0.240 / 0.480
G32     356.2          71.4               12.0 +/-    0.49      12.6 +/-    0.49  0.210 / 0.440