PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/29-10:42:40
G02     229.2          72.5                5.9 +/-    0.55       6.1 +/-    0.55  0.150 / 0.290
G05     174.6          11.0               -4.4 +/-   14.64     -12.0 +/-   14.64  0.210 / 0.350
G06     43.0           68.9                5.1 +/-    0.54       5.4 +/-    0.54  0.080 / 0.090
G12     320.9          45.0                4.6 +/-    0.49       6.2 +/-    0.49  0.080 / 0.080
G17     67.6           24.4                4.6 +/-    1.77       9.1 +/-    1.77  0.070 / 0.070
G19     53.1           40.9                4.0 +/-    0.86       5.7 +/-    0.86  0.070 / 0.090
G24     253.1          37.7                5.1 +/-    2.40       7.7 +/-    2.40  0.030 / 0.040