PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/05/29-23:57:40
G02     25.3           61.8               10.4 +/-    0.48      11.7 +/-    0.48  0.030 / 0.020
G05     148.5          55.2               14.4 +/-    0.78      17.2 +/-    0.78  0.030 / 0.030
G06     49.8           21.3               10.3 +/-    2.28      22.0 +/-    2.28  0.040 / 0.040
G12     212.7          75.7               13.5 +/-    0.60      13.8 +/-    0.60  0.030 / 0.040
G19     92.7           16.3               11.0 +/-    1.48      26.6 +/-    1.48  0.050 / 0.070
G25     307.2          46.9               10.8 +/-    1.03      14.1 +/-    1.03  0.080 / 0.060
G29     301.1          21.2               12.1 +/-    0.98      26.0 +/-    0.98  0.150 / 0.190