PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/07-00:58:00
G08     304.3          20.0                6.7 +/-    0.73      14.7 +/-    0.73  0.080 / 0.090
G10     355.5          62.4               13.8 +/-    0.72      15.3 +/-    0.72  0.080 / 0.120
G14     223.5          38.7               12.3 +/-    1.99      18.3 +/-    1.99  0.060 / 0.070
G20     54.6           56.0                9.8 +/-    1.05      11.6 +/-    1.05  0.050 / 0.070
G21     142.6          48.4               10.9 +/-    0.88      14.0 +/-    0.88  0.080 / 0.130
G24     63.9           28.6                8.1 +/-    1.16      14.6 +/-    1.16  0.080 / 0.110
G27     263.1          35.2               11.4 +/-    1.86      18.0 +/-    1.86  0.100 / 0.230
G32     233.0          61.0               10.9 +/-    1.15      12.2 +/-    1.15  0.120 / 0.230