PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/24-03:12:40
G08     291.5          23.1                8.5 +/-    1.59      17.4 +/-    1.59  0.070 / 0.140
G10     11.0           63.1                8.2 +/-    0.69       9.1 +/-    0.69  0.090 / 0.130
G14     230.9          45.6               13.7 +/-    1.19      18.3 +/-    1.19  0.100 / 0.110
G18     317.7          10.9               -6.6 +/-   21.05     -18.1 +/-   21.05  0.080 / 0.100
G20     36.8           64.3               12.5 +/-    0.56      13.8 +/-    0.56  0.050 / 0.040
G21     147.5          39.9               10.2 +/-    0.96      14.9 +/-    0.96  0.040 / 0.040
G24     53.7           24.0                6.5 +/-    0.94      12.9 +/-    0.94  0.070 / 0.130
G27     252.9          30.9               12.3 +/-    1.22      21.1 +/-    1.22  0.080 / 0.130
G32     251.4          70.9               10.5 +/-    0.71      11.1 +/-    0.71  0.040 / 0.100