PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/10-20:58:10
G01     319.2          18.0                8.8 +/-    0.75      20.2 +/-    0.75  0.130 / 0.200
G08     255.4          13.2               13.3 +/-    1.67      34.5 +/-    1.67  0.130 / 0.180
G10     80.1           52.7               11.9 +/-    0.64      14.6 +/-    0.64  0.040 / 0.060
G11     302.1          23.9               11.0 +/-    2.01      22.2 +/-    2.01  0.040 / 0.050
G14     297.3          70.9               12.9 +/-    0.63      13.6 +/-    0.63  0.160 / 0.280
G18     303.2          42.3               11.5 +/-    0.83      16.2 +/-    0.83  0.150 / 0.330
G20     105.4          29.0               12.9 +/-    1.23      23.1 +/-    1.23  0.090 / 0.210
G31     177.5          40.5               16.8 +/-    1.23      24.2 +/-    1.23  0.120 / 0.220
G32     7.5            67.5               12.6 +/-    0.90      13.5 +/-    0.90  0.050 / 0.080