PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/05-22:57:30
G08     320.1          11.7                7.5 +/-    2.29      20.1 +/-    2.29  0.040 / 0.050
G10     305.4          54.3               10.2 +/-    0.92      12.2 +/-    0.92  0.030 / 0.050
G14     211.8          15.5               17.4 +/-    3.00      42.7 +/-    3.00  0.080 / 0.080
G15     46.1           28.7                8.1 +/-    1.01      14.5 +/-    1.01  0.070 / 0.070
G20     4.6            64.9               10.4 +/-    0.55      11.4 +/-    0.55  0.100 / 0.120
G21     110.3          70.9               12.1 +/-    0.42      12.8 +/-    0.42  0.110 / 0.130
G24     89.4           27.8               12.0 +/-    1.27      21.9 +/-    1.27  0.200 / 0.380
G27     295.5          35.6               11.9 +/-    1.07      18.7 +/-    1.07  0.090 / 0.270
G32     212.7          38.3               13.1 +/-    0.97      19.5 +/-    0.97  0.110 / 0.350