PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/05-21:12:40
G02     260.4          79.3                9.6 +/-    0.49       9.8 +/-    0.49  0.280 / 0.240
G05     169.3          20.7               14.0 +/-    2.04      30.4 +/-    2.04  0.380 / 0.400
G06     39.4           54.8                9.8 +/-    0.63      11.6 +/-    0.63  0.030 / 0.030
G12     320.6          54.1                9.4 +/-    1.52      11.3 +/-    1.52  0.030 / 0.030
G17     73.9           20.2                8.8 +/-    1.77      19.2 +/-    1.77  0.120 / 0.140
G19     61.9           34.8                9.8 +/-    0.68      15.5 +/-    0.68  0.100 / 0.130
G24     240.2          31.9               12.1 +/-    1.91      20.5 +/-    1.91  0.040 / 0.050
G25     317.0          15.9                8.1 +/-    3.64      19.8 +/-    3.64  0.040 / 0.060