PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/03/11-01:28:10
G01     40.6           15.5                4.3 +/-    1.35      10.7 +/-    1.35  0.040 / 0.060
G02     198.7          10.8                0.1 +/-    6.10       0.4 +/-    6.10  0.050 / 0.060
G06     175.8          39.6                8.2 +/-    1.27      12.0 +/-    1.27  0.130 / 0.220
G13     237.3          21.2                7.7 +/-    1.78      16.4 +/-    1.78  0.190 / 0.320
G15     269.2          12.0                8.2 +/-    2.19      22.0 +/-    2.19  0.020 / 0.030
G17     356.9          71.0                6.1 +/-    0.60       6.4 +/-    0.60  0.020 / 0.020
G19     281.4          69.6                4.7 +/-    0.59       4.9 +/-    0.59  0.080 / 0.080
G24     316.4          19.7                4.2 +/-    2.29       9.3 +/-    2.29  0.100 / 0.080
G28     73.8           45.8                5.8 +/-    1.36       7.7 +/-    1.36  0.150 / 0.220
G30     153.9          23.3                9.4 +/-    1.62      19.0 +/-    1.62  0.180 / 0.240