PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-19:58:00
G01     320.5          14.5                7.4 +/-    2.67      18.7 +/-    2.67  0.040 / 0.060
G08     263.9          16.7               11.4 +/-    2.14      27.3 +/-    2.14  0.060 / 0.050
G10     70.5           54.8                6.8 +/-    0.64       8.1 +/-    0.64  0.120 / 0.370
G11     310.9          17.1                8.4 +/-    1.48      19.9 +/-    1.48  0.130 / 0.270
G14     268.6          64.9                6.6 +/-    0.92       7.2 +/-    0.92  0.200 / 0.340
G20     100.7          31.4                9.9 +/-    0.91      16.8 +/-    0.91  0.200 / 0.310
G21     155.8          11.7                7.2 +/-    1.88      19.3 +/-    1.88  0.040 / 0.030
G27     228.6          13.6               11.5 +/-    3.73      29.5 +/-    3.73  0.030 / 0.040
G31     176.9          34.9               10.8 +/-    1.60      17.2 +/-    1.60  0.120 / 0.220
G32     356.2          71.6                8.9 +/-    0.60       9.3 +/-    0.60  0.210 / 0.280