PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/01-23:13:10
G08     319.7          12.3                3.1 +/-   21.33       8.2 +/-   21.33  0.070 / 0.070
G10     304.9          54.2                9.5 +/-    1.20      11.5 +/-    1.20  0.070 / 0.080
G14     211.6          15.6               17.3 +/-    4.05      42.3 +/-    4.05  0.030 / 0.040
G15     46.0           27.7                5.3 +/-    1.06       9.8 +/-    1.06  0.030 / 0.040
G20     292.5          42.1                6.5 +/-    0.38       9.1 +/-    0.38  0.200 / 0.650
G21     108.3          72.1               11.4 +/-    0.40      11.9 +/-    0.40  0.210 / 0.350
G24     90.1           27.8               10.3 +/-    0.99      18.9 +/-    0.99  0.090 / 0.150
G27     295.4          35.8               10.6 +/-    1.27      16.6 +/-    1.27  0.090 / 0.160
G32     212.4          38.6               12.2 +/-    1.10      18.1 +/-    1.10  0.130 / 0.310