PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/04-14:43:00
G01     282.9          41.9                4.1 +/-    6.22       5.8 +/-    6.22  0.050 / 0.050
G03     314.2          24.3               13.5 +/-    1.79      26.7 +/-    1.79  0.040 / 0.040
G10     123.8          23.2                7.0 +/-    0.97      14.3 +/-    0.97  0.100 / 0.120
G11     257.7          23.6                5.3 +/-    4.21      10.7 +/-    4.21  0.100 / 0.090
G14     33.4           54.8                5.5 +/-    1.15       6.5 +/-    1.15  0.040 / 0.040
G18     239.9          44.5                6.1 +/-    4.34       8.3 +/-    4.34  0.050 / 0.060
G22     315.1          46.4                4.5 +/-    0.93       5.9 +/-    0.93  0.080 / 0.080
G25     59.1           17.2                5.5 +/-    2.85      13.1 +/-    2.85  0.060 / 0.070
G31     110.3          81.0                5.6 +/-    0.45       5.7 +/-    0.45  0.060 / 0.050
G32     53.3           41.5                4.3 +/-    1.16       6.1 +/-    1.16  0.060 / 0.060