PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/24-12:12:30
G02     8.9            72.5                4.6 +/-    0.59       4.8 +/-    0.59  0.040 / 0.050
G05     162.0          40.1                6.7 +/-    0.82       9.8 +/-    0.82  0.040 / 0.050
G06     42.7           37.7                2.9 +/-    0.93       4.3 +/-    0.93  0.180 / 0.270
G12     294.5          76.1                4.8 +/-    1.25       5.0 +/-    1.25  0.100 / 0.330
G19     82.7           21.7                4.1 +/-    1.75       8.8 +/-    1.75  0.020 / 0.020
G24     224.2          18.0                4.3 +/-    1.62      10.0 +/-    1.62  0.030 / 0.020
G25     315.3          36.4                5.4 +/-    0.59       8.4 +/-    0.59  0.040 / 0.050
G29     293.8          17.4                7.3 +/-    1.46      17.2 +/-    1.46  0.040 / 0.080