PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/04-23:12:30
G02     13.2           69.5               11.7 +/-    0.52      12.4 +/-    0.52  0.030 / 0.040
G05     156.8          46.0               15.9 +/-    0.66      21.1 +/-    0.66  0.020 / 0.030
G06     45.8           28.7                9.8 +/-    1.15      17.5 +/-    1.15  0.160 / 0.340
G12     260.1          80.4               13.7 +/-    0.67      13.9 +/-    0.67  0.150 / 0.370
G19     84.8           21.9               12.2 +/-    0.73      25.7 +/-    0.73  0.030 / 0.070
G24     219.4          14.4               20.8 +/-    3.89      52.5 +/-    3.89  0.040 / 0.080
G25     313.6          39.2               12.2 +/-    2.91      18.0 +/-    2.91  0.050 / 0.090
G29     294.4          15.1               13.3 +/-    2.04      33.0 +/-    2.04  0.060 / 0.100