PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/02-07:43:00
G08     267.3          17.1                5.7 +/-    3.12      13.6 +/-    3.12  0.040 / 0.060
G10     65.0           57.6                3.8 +/-    0.37       4.4 +/-    0.37  0.040 / 0.060
G11     310.6          17.8                3.5 +/-    1.75       8.1 +/-    1.75  0.130 / 0.350
G14     265.9          63.7                4.0 +/-    0.70       4.4 +/-    0.70  0.130 / 0.390
G18     311.5          32.9                3.3 +/-    3.03       5.4 +/-    3.03  0.150 / 0.290
G20     101.7          25.0                5.4 +/-    0.97      10.5 +/-    0.97  0.140 / 0.420
G21     155.2          13.8                6.0 +/-    3.04      15.4 +/-    3.04  0.220 / 0.230
G27     230.0          14.3                6.9 +/-    2.20      17.5 +/-    2.20  0.200 / 0.320
G31     176.2          34.5                5.7 +/-    1.05       9.2 +/-    1.05  0.040 / 0.040
G32     352.3          72.4                5.0 +/-    0.44       5.2 +/-    0.44  0.030 / 0.030