PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/10-03:42:40
G01     314.5          26.1                2.9 +/-    1.91       5.5 +/-    1.91  0.100 / 0.140
G10     94.4           46.8                5.7 +/-    0.70       7.5 +/-    0.70  0.110 / 0.130
G11     292.2          27.1                5.3 +/-    1.56       9.9 +/-    1.56  0.040 / 0.060
G14     325.3          70.4                6.1 +/-    0.88       6.5 +/-    0.88  0.060 / 0.060
G18     292.7          46.7                4.6 +/-    1.17       6.0 +/-    1.17  0.080 / 0.180
G20     103.6          49.1                9.9 +/-    1.27      12.6 +/-    1.27  0.090 / 0.190
G22     305.6          17.6                6.4 +/-    1.81      14.9 +/-    1.81  0.030 / 0.050
G25     91.3           12.8                5.4 +/-    2.19      14.2 +/-    2.19  0.030 / 0.050
G31     169.9          55.5                8.9 +/-    1.36      10.5 +/-    1.36  0.150 / 0.410
G32     26.8           58.5                5.1 +/-    0.84       5.8 +/-    0.84  0.160 / 0.330