PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/30-16:27:50
G10     253.1          28.1               10.3 +/-    1.31      18.8 +/-    1.31  0.110 / 0.160
G13     51.7           29.3                8.2 +/-    1.40      14.6 +/-    1.40  0.080 / 0.160
G15     78.5           55.7                9.7 +/-    1.33      11.5 +/-    1.33  0.100 / 0.380
G16     297.6          13.5                7.7 +/-    3.35      20.0 +/-    3.35  0.130 / 0.410
G18     275.9          59.3               10.3 +/-    2.01      11.7 +/-    2.01  0.050 / 0.060
G20     43.3           48.1                7.6 +/-    1.28       9.9 +/-    1.28  0.040 / 0.050
G21     346.0          65.5                9.1 +/-    0.75       9.8 +/-    0.75  0.040 / 0.030
G26     268.1          14.2                8.7 +/-    1.68      22.0 +/-    1.68  0.040 / 0.040
G29     163.2          41.5               10.9 +/-    0.77      15.4 +/-    0.77  0.100 / 0.560