PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/10-14:57:40
G02     25.0           61.2                6.7 +/-    0.46       7.6 +/-    0.46  0.030 / 0.060
G05     153.3          56.1                9.6 +/-    0.40      11.3 +/-    0.40  0.030 / 0.060
G06     51.5           18.6                5.8 +/-    0.38      13.1 +/-    0.38  0.030 / 0.040
G12     200.3          71.5                7.6 +/-    0.55       8.0 +/-    0.55  0.030 / 0.040
G19     95.0           15.7                9.4 +/-    0.71      22.9 +/-    0.71  0.100 / 0.120
G25     300.1          53.2                7.0 +/-    0.99       8.5 +/-    0.99  0.070 / 0.120
G29     304.0          24.4                8.1 +/-    2.09      16.0 +/-    2.09  0.040 / 0.040