PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-20:58:00
G08     255.0          11.7               12.1 +/-   17.05      32.4 +/-   17.05  0.160 / 0.260
G10     86.3           49.1               10.3 +/-    1.29      13.1 +/-    1.29  0.170 / 0.260
G11     302.0          22.4                9.5 +/-    1.39      19.7 +/-    1.39  0.030 / 0.040
G14     296.4          69.4               10.2 +/-    0.67      10.8 +/-    0.67  0.040 / 0.050
G20     109.4          24.3               11.6 +/-    2.04      23.0 +/-    2.04  0.230 / 0.370
G22     302.6          11.4                4.9 +/-   13.28      13.2 +/-   13.28  0.240 / 0.490
G25     98.8           9.6               -13.4 +/-   29.88     -37.7 +/-   29.88  0.200 / 0.430
G31     174.1          46.5               13.1 +/-    0.94      17.3 +/-    0.94  0.040 / 0.050
G32     16.6           64.1               10.8 +/-    0.40      11.9 +/-    0.40  0.040 / 0.050