PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-20:57:30
G02     15.5           67.6                7.9 +/-    1.24       8.5 +/-    1.24  0.060 / 0.080
G05     155.5          48.2               10.5 +/-    0.84      13.6 +/-    0.84  0.050 / 0.080
G06     46.0           28.0                5.2 +/-    1.95       9.6 +/-    1.95  0.040 / 0.050
G12     263.4          79.2                8.2 +/-    1.22       8.3 +/-    1.22  0.060 / 0.040
G19     87.7           17.5                7.4 +/-    1.27      17.2 +/-    1.27  0.180 / 0.440
G24     218.3          12.9               12.3 +/-    2.93      32.3 +/-    2.93  0.120 / 0.350
G25     312.1          41.1                9.1 +/-    0.77      13.0 +/-    0.77  0.030 / 0.030
G29     296.9          18.9                8.9 +/-    1.64      20.1 +/-    1.64  0.030 / 0.030