PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/27-20:27:40
G01     309.8          31.4                9.1 +/-    2.67      15.5 +/-    2.67  0.030 / 0.040
G10     102.9          41.5                9.8 +/-    0.29      13.9 +/-    0.29  0.030 / 0.050
G11     283.7          28.3                9.1 +/-    1.40      16.6 +/-    1.40  0.080 / 0.150
G14     350.9          68.3                8.1 +/-    0.66       8.7 +/-    0.66  0.090 / 0.160
G20     118.5          16.3                9.8 +/-    1.70      23.7 +/-    1.70  0.080 / 0.110
G22     308.6          22.7                6.7 +/-    1.27      13.9 +/-    1.27  0.080 / 0.120
G25     80.0           14.6                9.2 +/-    0.87      23.1 +/-    0.87  0.080 / 0.160
G31     173.1          59.4               11.1 +/-    0.63      12.7 +/-    0.63  0.070 / 0.150
G32     32.2           55.0                8.1 +/-    0.42       9.7 +/-    0.42  0.040 / 0.050