PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/14-03:12:40
G03     196.6          32.6                6.9 +/-    0.88      11.5 +/-    0.88  0.160 / 0.240
G07     280.0          31.8                5.0 +/-    1.42       8.5 +/-    1.42  0.130 / 0.290
G08     147.9          19.4                7.2 +/-    1.13      16.0 +/-    1.13  0.180 / 0.120
G09     320.2          51.9                3.9 +/-    0.66       4.8 +/-    0.66  0.040 / 0.090
G16     50.7           55.4               -5.1 +/-    0.44      -6.0 +/-    0.44  0.130 / 0.190
G22     181.2          17.1                6.7 +/-    3.02      15.8 +/-    3.02  0.130 / 0.270
G23     19.5           81.7                4.3 +/-    0.41       4.3 +/-    0.41  0.040 / 0.040
G26     43.4           24.5                4.1 +/-    1.95       8.2 +/-    1.95  0.030 / 0.050
G27     110.5          28.2                7.8 +/-    1.06      14.1 +/-    1.06  0.040 / 0.040