PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/24-21:27:50
G01     315.2          26.6               13.0 +/-    1.08      24.4 +/-    1.08  0.110 / 0.360
G10     92.0           46.4               16.8 +/-    0.97      22.2 +/-    0.97  0.090 / 0.310
G11     297.7          24.1               14.3 +/-    2.86      28.5 +/-    2.86  0.050 / 0.050
G14     310.0          70.2               16.5 +/-    0.67      17.5 +/-    0.67  0.040 / 0.060
G20     112.7          21.3               17.1 +/-    0.71      36.4 +/-    0.71  0.210 / 0.270
G22     304.7          14.6               13.6 +/-    2.06      34.1 +/-    2.06  0.130 / 0.260
G25     95.0           11.5               20.4 +/-    2.09      55.2 +/-    2.09  0.120 / 0.170
G31     172.4          51.4               20.8 +/-    0.69      25.8 +/-    0.69  0.140 / 0.190
G32     22.7           60.9               14.5 +/-    0.60      16.3 +/-    0.60  0.060 / 0.060