PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/04-00:58:00
G01     249.7          36.6               10.8 +/-    1.29      16.6 +/-    1.29  0.040 / 0.060
G03     316.5          41.4                8.6 +/-    1.23      12.3 +/-    1.23  0.040 / 0.050
G11     240.2          12.0               12.1 +/-    2.63      32.3 +/-    2.63  0.070 / 0.110
G14     56.0           44.1                5.6 +/-    0.68       7.6 +/-    0.68  0.060 / 0.100
G18     220.8          28.0               11.2 +/-    1.94      20.5 +/-    1.94  0.050 / 0.090
G22     306.7          63.2                7.1 +/-    1.02       7.9 +/-    1.02  0.050 / 0.090
G25     41.7           11.1                4.7 +/-    2.20      12.7 +/-    2.20  0.130 / 0.530
G26     136.9          37.2               10.1 +/-    0.80      15.4 +/-    0.80  0.110 / 0.460
G31     42.3           58.3                5.9 +/-    0.35       6.8 +/-    0.35  0.160 / 0.340
G32     76.2           23.0                4.6 +/-    1.44       9.5 +/-    1.44  0.160 / 0.400