PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/15-23:42:50
G03     240.7          68.3                7.2 +/-    0.58       7.6 +/-    0.58  0.040 / 0.050
G09     304.9          22.1                5.8 +/-    1.15      12.1 +/-    1.15  0.040 / 0.050
G14     98.1           18.1                6.5 +/-    1.22      14.9 +/-    1.22  0.100 / 0.260
G16     121.0          58.9                9.1 +/-    0.36      10.4 +/-    0.36  0.160 / 0.310
G22     197.8          55.4                8.7 +/-    0.56      10.3 +/-    0.56  0.030 / 0.030
G23     319.8          49.7                7.8 +/-    0.76       9.8 +/-    0.76  0.040 / 0.030
G26     68.1           50.9                5.7 +/-    0.93       7.2 +/-    0.93  0.040 / 0.040
G31     52.9           18.5                3.4 +/-    1.85       7.8 +/-    1.85  0.030 / 0.040