PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-00:43:00
G08     298.7          21.1                7.4 +/-    1.32      15.8 +/-    1.32  0.040 / 0.050
G10     9.1            62.7                6.2 +/-    1.05       6.9 +/-    1.05  0.040 / 0.050
G14     228.2          44.2               10.5 +/-    2.27      14.3 +/-    2.27  0.040 / 0.030
G20     64.3           52.6                8.6 +/-    1.18      10.5 +/-    1.18  0.040 / 0.030
G21     146.5          42.3                9.7 +/-    1.05      13.5 +/-    1.05  0.100 / 0.130
G24     57.7           26.5                7.9 +/-    2.14      15.0 +/-    2.14  0.090 / 0.110
G27     255.9          32.6                8.8 +/-    2.35      14.7 +/-    2.35  0.120 / 0.100
G32     242.9          66.6                8.2 +/-    0.77       8.9 +/-    0.77  0.080 / 0.110