PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/25-23:43:00
G01     308.7          31.8                8.1 +/-    1.58      13.7 +/-    1.58  0.090 / 0.150
G10     103.5          42.3                9.4 +/-    0.55      13.2 +/-    0.55  0.070 / 0.150
G11     283.5          28.8                8.6 +/-    1.85      15.5 +/-    1.85  0.070 / 0.250
G14     355.0          67.5                8.2 +/-    0.82       8.8 +/-    0.82  0.070 / 0.280
G18     116.0          15.4                9.3 +/-    1.54      23.0 +/-    1.54  0.040 / 0.040
G22     308.6          23.2                8.0 +/-    1.12      16.2 +/-    1.12  0.050 / 0.050
G25     82.6           15.8                9.3 +/-    1.64      22.6 +/-    1.64  0.080 / 0.130
G31     175.5          59.0               11.4 +/-    1.01      13.0 +/-    1.01  0.100 / 0.100
G32     30.5           56.1                6.5 +/-    0.64       7.7 +/-    0.64  0.030 / 0.040