PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/22-02:57:50
G02     352.7          77.1              -25.3 +/-    0.66     -25.9 +/-    0.66  0.160 / 0.250
G05     162.9          35.3                5.7 +/-    0.95       8.9 +/-    0.95  0.140 / 0.220
G06     40.2           43.6                1.1 +/-    1.38       1.4 +/-    1.38  0.040 / 0.030
G12     311.3          69.5                1.6 +/-    0.85       1.7 +/-    0.85  0.030 / 0.020
G19     75.7           26.5                2.5 +/-    1.37       4.6 +/-    1.37  0.100 / 0.120
G24     225.6          21.3                5.8 +/-    1.53      12.3 +/-    1.53  0.080 / 0.100
G25     316.6          31.7                3.7 +/-    1.58       6.2 +/-    1.58  0.080 / 0.100
G29     289.0          14.4                4.5 +/-    1.82      11.5 +/-    1.82  0.060 / 0.110