PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/29-22:58:00
G01     317.9          21.9                6.3 +/-    2.60      13.2 +/-    2.60  0.180 / 0.580
G08     257.4          12.3               10.8 +/-    5.33      28.7 +/-    5.33  0.250 / 0.580
G10     84.5           50.0                8.8 +/-    1.14      11.1 +/-    1.14  0.080 / 0.210
G11     302.5          22.5                7.6 +/-    2.15      15.7 +/-    2.15  0.080 / 0.210
G14     295.7          69.8                9.9 +/-    0.91      10.4 +/-    0.91  0.040 / 0.050
G18     302.2          42.7                9.8 +/-    1.16      13.7 +/-    1.16  0.040 / 0.060
G20     108.2          25.9               11.5 +/-    0.90      22.1 +/-    0.90  0.110 / 0.250
G22     302.0          10.6                0.1 +/-   11.62       0.3 +/-   11.62  0.100 / 0.240
G31     173.9          45.6               13.2 +/-    1.19      17.7 +/-    1.19  0.280 / 0.460
G32     13.5           65.5                7.9 +/-    0.55       8.6 +/-    0.55  0.270 / 0.530