PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-22:42:30
G03     255.7          69.9                7.0 +/-    0.64       7.4 +/-    0.64  0.040 / 0.050
G09     302.2          19.1                6.8 +/-    2.08      15.3 +/-    2.08  0.040 / 0.060
G14     94.0           21.2                5.8 +/-    2.55      12.4 +/-    2.55  0.110 / 0.290
G16     129.7          55.4                9.4 +/-    0.76      11.1 +/-    0.76  0.110 / 0.310
G22     201.9          60.2                7.9 +/-    0.49       9.0 +/-    0.49  0.030 / 0.030
G23     315.8          45.6                6.6 +/-    0.73       8.8 +/-    0.73  0.030 / 0.030
G26     76.1           53.1                5.7 +/-    0.68       6.9 +/-    0.68  0.040 / 0.060
G31     50.4           22.6                5.7 +/-    2.51      11.8 +/-    2.51  0.030 / 0.050