PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/19-08:12:30
G02     203.3          38.3                6.0 +/-    0.84       9.0 +/-    0.84  0.080 / 0.250
G06     152.9          71.4                7.1 +/-    0.59       7.4 +/-    0.59  0.100 / 0.230
G12     309.0          19.9                3.9 +/-    1.06       8.7 +/-    1.06  0.050 / 0.090
G17     37.9           47.3               -2.1 +/-    0.32      -2.8 +/-    0.32  0.080 / 0.100
G19     10.1           62.9                4.1 +/-    0.55       4.6 +/-    0.55  0.050 / 0.030
G24     296.4          37.9                4.7 +/-    1.41       7.1 +/-    1.41  0.060 / 0.050
G28     100.0          37.2                5.9 +/-    0.76       9.1 +/-    0.76  0.040 / 0.130