PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/11-03:43:00
G10     264.0          36.3               14.3 +/-    0.96      22.1 +/-    0.96  0.150 / 0.160
G13     43.4           20.5                5.7 +/-    1.58      12.4 +/-    1.58  0.120 / 0.200
G15     63.2           51.5                9.8 +/-    0.95      12.2 +/-    0.95  0.040 / 0.040
G16     280.7          13.1               11.9 +/-    1.84      31.1 +/-    1.84  0.050 / 0.050
G20     302.3          63.4                9.6 +/-    0.62      10.6 +/-    0.62  0.140 / 0.360
G21     354.6          69.7                9.5 +/-    1.05      10.0 +/-    1.05  0.130 / 0.360
G24     122.1          12.6                8.5 +/-    1.44      22.3 +/-    1.44  0.070 / 0.250
G27     319.8          16.7                8.1 +/-    2.56      19.3 +/-    2.56  0.070 / 0.260
G29     168.0          35.0               11.3 +/-    1.13      17.9 +/-    1.13  0.050 / 0.070