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                8.6 +/-    1.46      20.6 +/-    1.46  0.040 / 0.040
G10     320.7          58.0                9.5 +/-    0.79      11.0 +/-    0.79  0.040 / 0.050
G14     215.1          23.9               16.9 +/-    2.20      33.9 +/-    2.20  0.060 / 0.080
G15     46.0           20.7                6.7 +/-    0.59      14.5 +/-    0.59  0.060 / 0.080
G20     24.9           62.7               10.0 +/-    0.59      11.1 +/-    0.59  0.120 / 0.280
G21     126.8          63.2               11.8 +/-    0.90      13.1 +/-    0.90  0.100 / 0.300
G24     78.9           29.2                9.8 +/-    1.01      17.4 +/-    1.01  0.090 / 0.190
G27     284.2          37.3               12.3 +/-    0.73      18.7 +/-    0.73  0.090 / 0.180
G32     218.1          47.4               13.1 +/-    0.82      17.0 +/-    0.82  0.070 / 0.140