PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/22-14:43:00
G01     113.5          20.8                8.7 +/-   21.96      18.8 +/-   21.96  0.030 / 0.050
G07     97.9           59.2                9.9 +/-   40.15      11.3 +/-   40.15  0.030 / 0.050
G08     43.5           28.5                3.3 +/-   19.50       6.0 +/-   19.50  0.040 / 0.060
G09     176.8          22.1               -9.7 +/-   32.14     -20.3 +/-   32.14  0.040 / 0.060
G11     99.0           42.5                9.3 +/-   39.64      13.1 +/-   39.64  0.060 / 0.110
G13     314.4          24.4                8.3 +/-   23.60      16.4 +/-   23.60  0.050 / 0.080
G17     202.9          28.1              -14.2 +/-   31.42     -26.0 +/-   31.42  0.070 / 0.180
G18     87.3           22.5              -10.3 +/-   29.51     -21.4 +/-   29.51  0.090 / 0.130
G28     293.3          55.9                8.3 +/-   39.55       9.8 +/-   39.55  0.090 / 0.130
G30     5.9            74.5                9.7 +/-   39.59      10.0 +/-   39.59  0.060 / 0.120