PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/10-19:28:00
G05     51.0           12.7                7.2 +/-    2.78      19.0 +/-    2.78  0.090 / 0.500
G10     240.8          19.4               13.5 +/-    3.46      30.2 +/-    3.46  0.100 / 0.470
G13     65.8           34.0               10.6 +/-    0.96      17.2 +/-    0.96  0.040 / 0.070
G15     114.2          56.3               12.4 +/-    0.48      14.6 +/-    0.48  0.050 / 0.060
G16     307.4          14.7                7.0 +/-    2.04      17.6 +/-    2.04  0.060 / 0.130
G20     255.8          43.1               11.6 +/-    2.61      16.1 +/-    2.61  0.060 / 0.100
G21     319.9          50.9               11.4 +/-    0.69      14.2 +/-    0.69  0.040 / 0.050
G26     280.2          19.2                9.7 +/-    0.82      21.8 +/-    0.82  0.030 / 0.040
G29     158.4          64.9               12.1 +/-    0.91      13.2 +/-    0.91  0.090 / 0.270