PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/07/26-05:12:50
G01     269.1          42.0                6.0 +/-    1.81       8.4 +/-    1.81  0.040 / 0.050
G03     316.0          29.9                4.1 +/-    1.22       7.2 +/-    1.22  0.050 / 0.050
G10     129.5          15.4                5.3 +/-    1.59      13.0 +/-    1.59  0.080 / 0.070
G11     250.9          19.3                7.2 +/-    5.91      16.2 +/-    5.91  0.050 / 0.060
G14     42.0           50.8                3.6 +/-    0.85       4.5 +/-    0.85  0.040 / 0.050
G18     232.8          38.9                6.0 +/-    1.06       8.8 +/-    1.06  0.040 / 0.060
G22     314.2          51.4                4.4 +/-    1.19       5.5 +/-    1.19  0.080 / 0.130
G25     53.5           16.9                2.1 +/-    2.14       5.0 +/-    2.14  0.080 / 0.120
G31     55.4           72.2                4.4 +/-    0.59       4.6 +/-    0.59  0.060 / 0.080
G32     63.1           33.5                3.4 +/-    1.55       5.5 +/-    1.55  0.060 / 0.100