PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/09-05:12:40
G07     331.6          57.3                1.4 +/-    0.66       1.6 +/-    0.66  0.090 / 0.170
G08     100.6          51.0                4.4 +/-    0.35       5.5 +/-    0.35  0.090 / 0.180
G09     193.8          75.7                2.3 +/-    0.52       2.4 +/-    0.52  0.030 / 0.040
G11     146.5          11.5                5.7 +/-    4.78      15.3 +/-    4.78  0.030 / 0.040
G16     45.5           14.3               -0.2 +/-    2.21      -0.5 +/-    2.21  0.170 / 0.350
G23     155.2          45.4                4.8 +/-    1.11       6.4 +/-    1.11  0.210 / 0.360
G27     56.2           31.9                1.6 +/-    1.26       2.6 +/-    1.26  0.040 / 0.030
G28     236.0          28.6                4.8 +/-    2.01       8.6 +/-    2.01  0.030 / 0.030
G30     300.4          33.8               -1.2 +/-    1.47      -1.9 +/-    1.47  0.040 / 0.030