PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/08-00:42:30
G08     308.9          18.4                8.2 +/-    1.76      18.7 +/-    1.76  0.100 / 0.080
G10     345.0          61.6               14.4 +/-    1.08      16.2 +/-    1.08  0.060 / 0.080
G14     220.3          34.1               13.2 +/-    2.13      21.4 +/-    2.13  0.050 / 0.050
G20     46.4           58.3                9.6 +/-    0.78      11.1 +/-    0.78  0.040 / 0.050
G21     138.9          53.3               10.2 +/-    0.65      12.4 +/-    0.65  0.080 / 0.140
G24     69.3           29.8                9.5 +/-    1.57      16.7 +/-    1.57  0.080 / 0.140
G27     269.3          36.7                9.6 +/-    2.24      14.7 +/-    2.24  0.120 / 0.080
G32     227.2          56.3               10.9 +/-    2.32      12.8 +/-    2.32  0.070 / 0.050