PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/08-00:58:00
G08     302.6          20.4                7.5 +/-    2.18      16.3 +/-    2.18  0.060 / 0.120
G10     359.5          62.5               14.7 +/-    0.59      16.3 +/-    0.59  0.070 / 0.090
G14     224.8          40.4               12.6 +/-    1.73      18.3 +/-    1.73  0.050 / 0.060
G20     57.6           55.0                9.6 +/-    0.72      11.4 +/-    0.72  0.060 / 0.070
G21     143.9          46.6               10.2 +/-    0.68      13.4 +/-    0.68  0.130 / 0.090
G24     61.9           28.0                7.6 +/-    1.60      13.8 +/-    1.60  0.070 / 0.110
G27     260.9          34.5               11.1 +/-    1.23      17.8 +/-    1.23  0.050 / 0.060
G32     235.6          62.7               11.1 +/-    1.40      12.4 +/-    1.40  0.040 / 0.050