PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/08-22:43:10
G08     303.2          20.6               10.2 +/-    2.62      22.2 +/-    2.62  0.040 / 0.080
G10     356.9          62.4                7.9 +/-    0.66       8.8 +/-    0.66  0.040 / 0.070
G14     223.8          38.2               12.4 +/-    1.81      18.6 +/-    1.81  0.070 / 0.100
G20     56.6           55.1                9.1 +/-    0.67      10.8 +/-    0.67  0.060 / 0.110
G21     143.0          48.0               10.4 +/-    1.16      13.5 +/-    1.16  0.070 / 0.130
G24     63.7           28.7                7.7 +/-    0.75      13.9 +/-    0.75  0.060 / 0.130
G27     262.2          35.1               10.9 +/-    0.86      17.3 +/-    0.86  0.120 / 0.350
G32     233.9          62.4               12.1 +/-    1.02      13.5 +/-    1.02  0.130 / 0.340