PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/06-17:58:10
G01     320.5          14.7                9.4 +/-   21.10      23.4 +/-   21.10  0.150 / 0.380
G08     263.0          16.8               18.4 +/-    1.25      43.7 +/-    1.25  0.140 / 0.580
G10     70.4           54.7                8.2 +/-    0.89       9.7 +/-    0.89  0.040 / 0.050
G11     311.6          16.3                4.6 +/-    3.45      11.2 +/-    3.45  0.050 / 0.050
G14     268.3          64.8                9.1 +/-    0.61      10.0 +/-    0.61  0.120 / 0.190
G20     100.9          30.8                8.8 +/-    1.29      15.1 +/-    1.29  0.120 / 0.200
G21     155.6          11.2                9.0 +/-    6.51      24.5 +/-    6.51  0.140 / 0.410
G27     228.6          13.7                8.7 +/-    1.87      22.2 +/-    1.87  0.260 / 0.480
G31     177.7          34.0                9.3 +/-    1.39      15.0 +/-    1.39  0.060 / 0.080
G32     357.0          71.5                8.1 +/-    0.63       8.5 +/-    0.63  0.070 / 0.110