PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/11-15:27:50
G02     87.1           11.7                7.3 +/-    4.29      19.6 +/-    4.29  0.130 / 0.290
G05     45.1           30.9                5.8 +/-    1.06      10.0 +/-    1.06  0.110 / 0.300
G13     92.2           34.6                9.6 +/-    0.76      15.3 +/-    0.76  0.050 / 0.110
G15     143.6          41.5               10.7 +/-    1.03      15.2 +/-    1.03  0.060 / 0.100
G20     237.7          26.8                8.6 +/-    1.69      16.2 +/-    1.69  0.070 / 0.090
G21     302.6          40.1                7.8 +/-    1.06      11.3 +/-    1.06  0.050 / 0.110
G25     202.3          19.4                8.7 +/-    2.94      19.3 +/-    2.94  0.060 / 0.120
G26     301.8          18.9                6.6 +/-    2.19      15.0 +/-    2.19  0.050 / 0.120
G29     112.3          85.8                7.0 +/-    0.84       7.0 +/-    0.84  0.040 / 0.080