PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/24-14:28:00
G01     320.7          12.0                3.5 +/-    2.47       9.3 +/-    2.47  0.210 / 0.500
G08     266.6          16.2                6.3 +/-    3.62      15.3 +/-    3.62  0.150 / 0.480
G10     67.8           57.1                5.7 +/-    0.58       6.7 +/-    0.58  0.060 / 0.100
G11     310.9          17.2                4.6 +/-    1.58      10.8 +/-    1.58  0.070 / 0.070
G14     273.6          66.8                6.8 +/-    0.67       7.4 +/-    0.67  0.030 / 0.050
G27     228.1          12.9                9.6 +/-    5.11      25.0 +/-    5.11  0.040 / 0.040
G31     176.9          35.2               11.6 +/-    1.21      18.3 +/-    1.21  0.150 / 0.360
G32     353.8          71.6                7.5 +/-    0.48       7.9 +/-    0.48  0.130 / 0.320