PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-22:42:40
G01     87.8           32.0                9.4 +/-    0.96      15.8 +/-    0.96  0.050 / 0.060
G07     127.6          39.2                9.6 +/-    0.81      14.2 +/-    0.81  0.040 / 0.060
G11     64.8           38.3                7.6 +/-    0.43      11.3 +/-    0.43  0.060 / 0.130
G13     292.0          37.2                8.2 +/-    0.96      12.5 +/-    0.96  0.060 / 0.120
G15     313.8          11.0                4.0 +/-   17.22      10.8 +/-   17.22  0.030 / 0.040
G17     214.7          57.3               10.3 +/-    1.51      12.0 +/-    1.51  0.030 / 0.040
G18     59.0           21.9                6.4 +/-    1.40      13.4 +/-    1.40  0.070 / 0.120
G19     214.9          28.4                8.6 +/-    2.25      15.6 +/-    2.25  0.070 / 0.120
G28     344.6          61.7                7.6 +/-    0.67       8.5 +/-    0.67  0.030 / 0.080
G30     110.6          74.6                9.6 +/-    0.85      10.0 +/-    0.85  0.040 / 0.060