PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-23:27:50
G01     227.3          20.3                9.8 +/-    1.85      21.4 +/-    1.85  0.030 / 0.040
G03     300.2          63.3                5.3 +/-    0.70       5.8 +/-    0.70  0.030 / 0.030
G14     79.3           31.1                7.0 +/-    0.93      12.1 +/-    0.93  0.080 / 0.120
G16     147.9          40.4                7.8 +/-    0.69      11.3 +/-    0.69  0.070 / 0.150
G22     237.8          73.5                6.8 +/-    0.38       7.1 +/-    0.38  0.170 / 0.350
G23     303.7          34.1                5.0 +/-    1.25       8.1 +/-    1.25  0.220 / 0.470
G26     106.1          52.7                6.6 +/-    0.71       8.1 +/-    0.71  0.040 / 0.030
G31     44.0           35.9                5.2 +/-    1.59       8.1 +/-    1.59  0.040 / 0.030