PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/04-23:12:50
G01     308.0          34.0                8.1 +/-    1.53      13.2 +/-    1.53  0.060 / 0.170
G10     104.2          39.5               10.7 +/-    0.91      15.7 +/-    0.91  0.070 / 0.140
G11     286.1          26.5               10.3 +/-    1.33      19.4 +/-    1.33  0.080 / 0.150
G14     343.1          68.7                9.7 +/-    0.40      10.3 +/-    0.40  0.080 / 0.100
G18     279.8          50.0                9.5 +/-    1.52      12.0 +/-    1.52  0.080 / 0.230
G20     119.8          14.0               11.2 +/-    1.90      28.6 +/-    1.90  0.070 / 0.210
G22     309.1          22.6                7.0 +/-    1.05      14.4 +/-    1.05  0.040 / 0.050
G25     85.3           15.6                8.8 +/-    0.62      21.6 +/-    0.62  0.040 / 0.060
G31     165.5          63.4               12.9 +/-    1.16      14.2 +/-    1.16  0.060 / 0.170
G32     34.7           53.4                9.5 +/-    0.56      11.5 +/-    0.56  0.060 / 0.170