PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/04-23:12:30
G08     297.7          21.5                9.3 +/-    1.58      19.6 +/-    1.58  0.050 / 0.090
G10     9.3            62.7                9.0 +/-    0.80      10.0 +/-    0.80  0.050 / 0.080
G14     228.2          43.5                7.5 +/-    1.86      10.3 +/-    1.86  0.080 / 0.140
G20     65.0           52.1               10.9 +/-    1.36      13.4 +/-    1.36  0.100 / 0.130
G21     146.5          42.3               13.3 +/-    0.93      18.6 +/-    0.93  0.100 / 0.220
G24     57.9           26.6                9.8 +/-    1.96      18.4 +/-    1.96  0.110 / 0.200
G27     255.7          32.6               10.6 +/-    1.85      17.6 +/-    1.85  0.040 / 0.030
G32     243.3          67.3               10.8 +/-    0.40      11.6 +/-    0.40  0.050 / 0.030