PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/02-22:43:10
G08     279.7          22.7               10.0 +/-    1.21      20.7 +/-    1.21  0.040 / 0.070
G10     33.5           62.2               10.2 +/-    0.44      11.3 +/-    0.44  0.040 / 0.090
G14     242.0          55.9               11.3 +/-    0.81      13.3 +/-    0.81  0.090 / 0.110
G18     316.8          20.9                8.2 +/-    2.08      17.7 +/-    2.08  0.080 / 0.120
G20     80.2           45.6                9.3 +/-    0.51      12.4 +/-    0.51  0.070 / 0.200
G21     151.3          28.6               12.6 +/-    0.94      22.7 +/-    0.94  0.070 / 0.150
G24     45.3           17.2                8.0 +/-    1.22      18.8 +/-    1.22  0.090 / 0.140
G27     244.4          25.3               11.7 +/-    2.61      22.8 +/-    2.61  0.080 / 0.130
G31     181.2          16.6               18.0 +/-    4.00      43.0 +/-    4.00  0.030 / 0.030
G32     282.5          75.7               11.1 +/-    0.27      11.4 +/-    0.27  0.030 / 0.030