PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/09-22:28:00
G08     308.1          19.0                5.7 +/-    1.21      12.9 +/-    1.21  0.050 / 0.050
G10     345.4          61.7                6.2 +/-    0.78       7.0 +/-    0.78  0.050 / 0.060
G14     220.4          33.1                9.3 +/-    1.36      15.3 +/-    1.36  0.150 / 0.150
G20     47.9           57.6                8.8 +/-    0.76      10.2 +/-    0.76  0.190 / 0.170
G21     138.9          53.3                9.7 +/-    1.02      11.8 +/-    1.02  0.090 / 0.210
G24     69.7           30.0                8.9 +/-    0.95      15.5 +/-    0.95  0.090 / 0.220
G27     268.9          36.8                8.7 +/-    1.66      13.4 +/-    1.66  0.090 / 0.050
G32     227.3          57.3                9.1 +/-    2.33      10.5 +/-    2.33  0.070 / 0.060