PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/24-16:27:30
G02     233.2          70.2                7.2 +/-    0.77       7.6 +/-    0.77  0.180 / 0.230
G05     173.4          13.3                8.5 +/-    3.25      22.0 +/-    3.25  0.170 / 0.250
G06     41.8           58.8                8.6 +/-    0.47       9.9 +/-    0.47  0.120 / 0.080
G12     323.0          54.3                6.8 +/-    0.34       8.1 +/-    0.34  0.090 / 0.090
G17     69.5           22.5                6.8 +/-    1.03      14.2 +/-    1.03  0.050 / 0.030
G19     51.0           43.4                8.1 +/-    1.34      11.2 +/-    1.34  0.030 / 0.040
G24     246.0          36.2                8.8 +/-    1.76      13.7 +/-    1.76  0.030 / 0.030