PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/24-03:43:00
G01     314.1          26.3                4.3 +/-    2.88       8.1 +/-    2.88  0.080 / 0.150
G10     93.8           48.0                4.6 +/-    0.60       6.0 +/-    0.60  0.080 / 0.170
G11     291.0          28.4                3.7 +/-    2.17       6.8 +/-    2.17  0.030 / 0.060
G14     335.7          70.4                5.3 +/-    0.65       5.6 +/-    0.65  0.040 / 0.060
G18     109.8          22.7                4.5 +/-    1.89       9.4 +/-    1.89  0.100 / 0.130
G22     305.4          18.1                5.6 +/-    1.05      12.9 +/-    1.05  0.090 / 0.160
G25     87.9           12.8                5.7 +/-    1.60      14.9 +/-    1.60  0.040 / 0.040
G31     174.2          52.8                8.5 +/-    1.58      10.4 +/-    1.58  0.040 / 0.050
G32     21.1           61.2                4.1 +/-    0.67       4.7 +/-    0.67  0.120 / 0.270