PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/30-02:43:10
G02     251.2          79.2                5.0 +/-    0.59       5.1 +/-    0.59  0.050 / 0.040
G05     169.9          18.8                7.8 +/-    2.15      17.7 +/-    2.15  0.070 / 0.050
G06     40.1           57.2                4.1 +/-    0.40       4.7 +/-    0.40  0.090 / 0.150
G12     321.3          53.1                4.4 +/-    0.78       5.4 +/-    0.78  0.140 / 0.160
G17     71.0           24.2                4.7 +/-    1.16       9.3 +/-    1.16  0.250 / 0.390
G19     58.9           37.8                4.0 +/-    1.27       6.0 +/-    1.27  0.260 / 0.340
G24     243.6          33.7                8.3 +/-    2.44      13.4 +/-    2.44  0.050 / 0.060
G25     317.0          13.1                2.2 +/-   17.51       5.8 +/-   17.51  0.050 / 0.070