PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/10-19:27:30
G02     205.9          42.1               14.0 +/-    1.32      19.7 +/-    1.32  0.080 / 0.120
G06     145.1          75.7               12.8 +/-    0.57      13.1 +/-    0.57  0.080 / 0.110
G12     310.3          19.1               10.5 +/-    2.47      23.7 +/-    2.47  0.060 / 0.080
G17     41.5           44.7               10.2 +/-    1.40      13.8 +/-    1.40  0.050 / 0.070
G19     16.8           60.1               11.4 +/-    0.93      12.9 +/-    0.93  0.060 / 0.070
G24     288.6          40.9               17.4 +/-    2.47      24.9 +/-    2.47  0.060 / 0.070
G28     106.9          30.8               10.1 +/-    0.82      17.3 +/-    0.82  0.150 / 0.150