PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/12-03:43:10
G08     300.4          21.9                8.6 +/-    1.40      18.1 +/-    1.40  0.060 / 0.080
G10     352.9          62.3                9.5 +/-    0.39      10.6 +/-    0.39  0.060 / 0.100
G14     224.4          37.7               12.8 +/-    1.14      19.3 +/-    1.14  0.040 / 0.060
G20     34.1           63.2               15.2 +/-    0.85      16.8 +/-    0.85  0.050 / 0.050
G21     142.7          48.0               10.8 +/-    0.70      14.0 +/-    0.70  0.050 / 0.070
G24     61.6           27.4                6.1 +/-    1.40      11.3 +/-    1.40  0.040 / 0.080
G27     262.0          34.6               12.3 +/-    1.78      19.6 +/-    1.78  0.070 / 0.120
G32     235.3          64.0               10.6 +/-    1.18      11.7 +/-    1.18  0.070 / 0.140