PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-17:42:50
G01     57.0           29.1                8.5 +/-    1.71      15.2 +/-    1.71  0.040 / 0.050
G07     142.5          15.3                9.1 +/-    1.49      22.6 +/-    1.49  0.040 / 0.050
G11     46.7           21.6                9.1 +/-    3.51      19.2 +/-    3.51  0.280 / 0.350
G13     258.6          35.1               13.9 +/-    1.89      22.1 +/-    1.89  0.210 / 0.310
G15     290.8          16.6               10.8 +/-    1.88      26.0 +/-    1.88  0.140 / 0.240
G17     264.6          77.1               12.0 +/-    0.40      12.2 +/-    0.40  0.130 / 0.340
G18     39.9           10.4                7.5 +/-    2.34      20.7 +/-    2.34  0.070 / 0.110
G19     234.6          53.8               12.5 +/-    2.07      15.1 +/-    2.07  0.070 / 0.110
G28     30.8           58.5               10.2 +/-    1.18      11.7 +/-    1.18  0.030 / 0.030
G30     144.6          46.3               12.8 +/-    0.92      16.9 +/-    0.92  0.030 / 0.030