PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-23:43:00
G02     53.1           37.6                9.1 +/-    2.12      13.8 +/-    2.12  0.040 / 0.060
G05     71.3           66.0                9.9 +/-    0.67      10.7 +/-    0.67  0.050 / 0.060
G12     187.8          43.3               13.1 +/-    0.56      18.1 +/-    0.56  0.050 / 0.070
G13     133.0          9.8                -5.6 +/-   16.65     -15.8 +/-   16.65  0.070 / 0.090
G21     265.4          12.4                7.2 +/-   22.80      19.1 +/-   22.80  0.290 / 0.510
G25     250.5          56.5               11.4 +/-    1.58      13.3 +/-    1.58  0.300 / 0.490
G29     325.1          49.3               10.7 +/-    0.59      13.6 +/-    0.59  0.040 / 0.050