PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/15-17:13:10
G10     273.0          41.9                8.7 +/-    1.02      12.2 +/-    1.02  0.100 / 0.190
G13     39.7           13.9                6.3 +/-    2.46      16.1 +/-    2.46  0.100 / 0.150
G15     55.6           46.9                7.0 +/-    0.69       9.2 +/-    0.69  0.040 / 0.060
G16     274.9          10.3                4.5 +/-    2.55      12.5 +/-    2.55  0.030 / 0.050
G20     308.3          62.4                7.7 +/-    1.26       8.6 +/-    1.26  0.090 / 0.610
G21     25.6           75.0                7.7 +/-    0.44       8.0 +/-    0.44  0.130 / 0.750
G24     112.0          17.5                9.7 +/-    1.93      22.6 +/-    1.93  0.100 / 0.250
G27     317.0          21.2                5.8 +/-    4.00      12.3 +/-    4.00  0.130 / 0.300
G29     167.8          25.2                9.5 +/-    1.44      18.5 +/-    1.44  0.100 / 0.330
G32     205.1          13.8               10.8 +/-    2.18      27.7 +/-    2.18  0.090 / 0.250