PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/16-00:28:00
G08     301.8          20.5                9.5 +/-    2.16      20.6 +/-    2.16  0.070 / 0.100
G10     2.3            62.6                7.4 +/-    0.44       8.2 +/-    0.44  0.080 / 0.090
G14     225.8          41.3               11.6 +/-    1.56      16.5 +/-    1.56  0.060 / 0.130
G20     59.8           54.2                9.8 +/-    0.68      11.7 +/-    0.68  0.060 / 0.100
G21     144.7          45.4               11.2 +/-    0.74      15.0 +/-    0.74  0.030 / 0.030
G24     60.8           27.7                7.4 +/-    0.72      13.6 +/-    0.72  0.030 / 0.030
G27     259.3          34.0               10.0 +/-    1.04      16.2 +/-    1.04  0.060 / 0.080
G32     237.6          64.0               12.3 +/-    1.45      13.6 +/-    1.45  0.050 / 0.080