PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/28-23:27:30
G01     243.3          33.3               11.0 +/-    1.19      18.1 +/-    1.19  0.040 / 0.040
G03     315.5          46.5                6.0 +/-    0.78       7.9 +/-    0.78  0.040 / 0.040
G14     61.1           41.6                6.6 +/-    0.46       9.3 +/-    0.46  0.050 / 0.100
G16     159.0          22.8               10.2 +/-    1.36      20.9 +/-    1.36  0.040 / 0.090
G22     299.0          68.0                6.6 +/-    1.43       7.0 +/-    1.43  0.070 / 0.150
G23     290.1          22.5                7.7 +/-    1.15      16.0 +/-    1.15  0.070 / 0.110
G26     131.7          41.6                9.8 +/-    0.77      13.9 +/-    0.77  0.080 / 0.230
G31     41.3           53.2                6.2 +/-    0.40       7.5 +/-    0.40  0.070 / 0.270
G32     81.0           19.2                6.9 +/-    1.06      15.6 +/-    1.06  0.060 / 0.060