PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/09-23:12:30
G02     24.8           62.1                9.0 +/-    1.02      10.0 +/-    1.02  0.050 / 0.040
G05     148.8          55.1               10.4 +/-    0.65      12.4 +/-    0.65  0.040 / 0.060
G06     49.9           21.2                7.4 +/-    0.87      15.8 +/-    0.87  0.020 / 0.030
G12     210.8          75.5                8.6 +/-    0.46       8.8 +/-    0.46  0.030 / 0.030
G19     92.6           16.5               11.1 +/-    1.74      26.7 +/-    1.74  0.030 / 0.040
G25     307.1          47.1               10.2 +/-    0.98      13.4 +/-    0.98  0.030 / 0.060
G29     301.0          21.1               10.7 +/-    1.90      23.0 +/-    1.90  0.120 / 0.230