PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/08-22:27:50
G02     29.0           58.3               12.4 +/-    0.71      14.3 +/-    0.71  0.070 / 0.060
G05     143.6          58.9               15.4 +/-    0.72      17.7 +/-    0.72  0.060 / 0.070
G06     51.0           19.6               11.1 +/-    2.10      24.6 +/-    2.10  0.040 / 0.050
G12     212.5          73.7               13.1 +/-    0.42      13.6 +/-    0.42  0.050 / 0.040
G19     96.8           11.1               13.9 +/-    1.19      38.0 +/-    1.19  0.040 / 0.040
G25     302.5          50.4               11.9 +/-    2.48      14.9 +/-    2.48  0.030 / 0.060
G29     305.2          26.8               12.3 +/-    1.29      23.1 +/-    1.29  0.120 / 0.260