PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/06-23:13:20
G08     313.9          16.8                9.1 +/-    2.33      21.6 +/-    2.33  0.080 / 0.080
G10     320.7          58.0                9.3 +/-    0.44      10.8 +/-    0.44  0.080 / 0.060
G14     215.1          23.9               14.5 +/-    1.75      29.1 +/-    1.75  0.210 / 0.330
G15     46.0           20.7                8.0 +/-    2.58      17.4 +/-    2.58  0.170 / 0.340
G20     24.9           62.7               10.5 +/-    1.70      11.6 +/-    1.70  0.110 / 0.100
G21     126.8          63.2               11.9 +/-    0.38      13.2 +/-    0.38  0.140 / 0.220
G24     78.9           29.2               10.4 +/-    0.75      18.6 +/-    0.75  0.200 / 0.240
G27     284.2          37.3               10.5 +/-    0.65      15.9 +/-    0.65  0.200 / 0.250
G32     218.1          47.4               13.1 +/-    1.01      17.1 +/-    1.01  0.040 / 0.040