PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/02-23:13:10
G01     88.8           31.8                8.6 +/-    0.93      14.5 +/-    0.93  0.050 / 0.070
G07     126.9          40.2                9.4 +/-    0.52      13.6 +/-    0.52  0.060 / 0.060
G11     65.7           38.7                7.2 +/-    0.88      10.7 +/-    0.88  0.070 / 0.110
G13     293.0          37.0                7.8 +/-    0.78      11.9 +/-    0.78  0.070 / 0.150
G15     314.5          10.6               -5.7 +/-   20.12     -15.7 +/-   20.12  0.040 / 0.040
G17     214.1          56.6               10.3 +/-    1.58      12.0 +/-    1.58  0.030 / 0.040
G18     59.6           22.0                5.4 +/-    0.93      11.3 +/-    0.93  0.090 / 0.130
G19     214.6          27.5                9.4 +/-    3.52      17.5 +/-    3.52  0.080 / 0.110
G28     343.2          61.7                6.6 +/-    0.53       7.4 +/-    0.53  0.040 / 0.060
G30     107.7          75.4                8.7 +/-    0.35       9.0 +/-    0.35  0.030 / 0.070