PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/07-05:43:00
G01     318.5          19.3                5.7 +/-    3.01      12.8 +/-    3.01  0.140 / 0.240
G08     256.3          12.3                6.3 +/-   14.27      16.6 +/-   14.27  0.110 / 0.250
G10     82.4           52.2                5.2 +/-    0.97       6.4 +/-    0.97  0.030 / 0.040
G11     301.5          23.8                6.2 +/-    1.45      12.5 +/-    1.45  0.040 / 0.050
G14     294.8          69.4                4.8 +/-    0.90       5.1 +/-    0.90  0.080 / 0.240
G18     303.2          41.3                4.3 +/-    1.40       6.1 +/-    1.40  0.070 / 0.190
G20     103.5          36.4                9.0 +/-    1.69      13.9 +/-    1.69  0.150 / 0.280
G22     301.9          12.9                6.9 +/-    2.06      18.0 +/-    2.06  0.170 / 0.300
G31     173.4          45.9                6.8 +/-    1.71       9.0 +/-    1.71  0.040 / 0.050
G32     14.6           65.0                3.7 +/-    0.67       4.0 +/-    0.67  0.030 / 0.040