PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/19-01:12:50
G01     278.1          42.9                7.0 +/-    1.54       9.7 +/-    1.54  0.050 / 0.080
G03     314.3          22.6                3.5 +/-    2.02       7.3 +/-    2.02  0.070 / 0.090
G10     125.2          20.6                8.3 +/-    0.96      18.0 +/-    0.96  0.050 / 0.080
G11     258.7          22.1                5.1 +/-    2.20      10.7 +/-    2.20  0.050 / 0.070
G14     31.2           56.0                6.3 +/-    0.97       7.4 +/-    0.97  0.040 / 0.060
G18     240.8          43.5                9.0 +/-    0.93      12.4 +/-    0.93  0.040 / 0.050
G22     314.6          43.8                5.6 +/-    1.46       7.7 +/-    1.46  0.110 / 0.110
G25     60.1           18.3                4.5 +/-    0.32      10.4 +/-    0.32  0.060 / 0.120
G31     76.8           77.4                7.1 +/-    0.79       7.3 +/-    0.79  0.060 / 0.100
G32     58.1           36.5                4.8 +/-    0.57       7.5 +/-    0.57  0.060 / 0.090