PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/26-19:27:40
G08     300.8          21.9               11.1 +/-    0.94      23.4 +/-    0.94  0.070 / 0.090
G10     357.8          62.4               11.9 +/-    0.70      13.2 +/-    0.70  0.080 / 0.100
G14     223.9          36.6               14.6 +/-    2.73      22.5 +/-    2.73  0.090 / 0.130
G20     58.6           53.9               12.1 +/-    0.92      14.6 +/-    0.92  0.080 / 0.140
G21     143.1          47.2               12.9 +/-    0.39      16.8 +/-    0.39  0.090 / 0.220
G24     63.8           28.8               11.3 +/-    1.20      20.4 +/-    1.20  0.090 / 0.210
G27     261.7          35.1               13.6 +/-    1.51      21.6 +/-    1.51  0.050 / 0.080
G32     234.5          63.6               11.9 +/-    1.08      13.2 +/-    1.08  0.040 / 0.070