PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/25-01:28:10
G02     217.4          62.9               11.0 +/-    1.00      12.2 +/-    1.00  0.060 / 0.070
G06     60.2           77.7                7.8 +/-    0.68       8.0 +/-    0.68  0.100 / 0.080
G12     318.0          34.9                7.4 +/-    1.56      11.7 +/-    1.56  0.080 / 0.080
G17     59.3           29.9                7.0 +/-    1.79      12.2 +/-    1.79  0.080 / 0.090
G19     40.7           48.2                8.4 +/-    1.18      10.8 +/-    1.18  0.190 / 0.250
G24     260.7          41.4               10.8 +/-    3.81      15.4 +/-    3.81  0.170 / 0.340
G28     122.5          15.9                8.4 +/-    2.07      20.5 +/-    2.07  0.050 / 0.060