PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/02-01:12:50
G02     58.9           33.1                9.3 +/-    0.72      15.4 +/-    0.72  0.080 / 0.090
G05     58.8           60.9                9.8 +/-    0.58      11.0 +/-    0.58  0.070 / 0.140
G12     184.2          33.0               12.3 +/-    1.30      20.2 +/-    1.30  0.120 / 0.420
G13     129.1          14.4               15.6 +/-    1.97      39.4 +/-    1.97  0.150 / 0.490
G15     164.8          11.1                8.1 +/-   31.57      22.0 +/-   31.57  0.140 / 0.620
G21     270.2          16.0               10.7 +/-    2.77      25.9 +/-    2.77  0.130 / 0.490
G25     239.4          52.7                9.4 +/-    1.58      11.5 +/-    1.58  0.030 / 0.040
G29     326.9          52.5                9.3 +/-    0.94      11.4 +/-    0.94  0.030 / 0.040