PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/06-05:43:00
G01     319.1          17.8                5.4 +/-    1.10      12.6 +/-    1.10  0.190 / 0.400
G08     258.0          13.2               10.4 +/-    0.80      26.9 +/-    0.80  0.210 / 0.370
G10     79.6           53.2                5.3 +/-    0.67       6.4 +/-    0.67  0.050 / 0.060
G11     303.2          23.0                4.8 +/-    2.12       9.8 +/-    2.12  0.040 / 0.060
G14     289.3          68.9                7.7 +/-    0.51       8.2 +/-    0.51  0.040 / 0.040
G18     305.0          40.0                6.7 +/-    1.46       9.8 +/-    1.46  0.040 / 0.040
G20     102.0          37.1                9.9 +/-    0.84      15.2 +/-    0.84  0.100 / 0.170
G22     301.0          11.7                4.0 +/-    7.99      10.6 +/-    7.99  0.090 / 0.160
G31     173.9          43.8               10.4 +/-    1.04      14.3 +/-    1.04  0.070 / 0.240
G32     11.5           66.4                4.9 +/-    0.30       5.3 +/-    0.30  0.090 / 0.220