PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/05-00:57:50
G02     57.8           34.0                8.5 +/-    1.44      13.8 +/-    1.44  0.060 / 0.110
G05     60.7           62.0               10.5 +/-    0.37      11.7 +/-    0.37  0.060 / 0.100
G12     184.4          34.2               12.9 +/-    0.84      20.8 +/-    0.84  0.090 / 0.240
G13     130.0          13.6               15.8 +/-    2.97      40.6 +/-    2.97  0.090 / 0.350
G15     165.5          10.1               -6.3 +/-   21.19     -17.5 +/-   21.19  0.030 / 0.030
G21     269.2          15.3               11.7 +/-    1.68      28.9 +/-    1.68  0.030 / 0.030
G25     241.2          53.5               11.7 +/-    3.95      14.1 +/-    3.95  0.050 / 0.070
G29     326.1          51.4               12.2 +/-    1.23      15.2 +/-    1.23  0.050 / 0.090