PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/22-00:12:30
G03     243.7          68.7                5.1 +/-    0.31       5.5 +/-    0.31  0.120 / 0.410
G09     304.0          20.6                4.4 +/-    1.46       9.6 +/-    1.46  0.130 / 0.450
G14     99.0           14.6                5.4 +/-    0.95      13.7 +/-    0.95  0.050 / 0.050
G16     128.2          58.0                7.5 +/-    0.28       8.6 +/-    0.28  0.040 / 0.050
G22     197.6          56.9                6.8 +/-    0.49       7.9 +/-    0.49  0.040 / 0.040
G23     317.0          46.5                5.6 +/-    0.89       7.3 +/-    0.89  0.040 / 0.040
G26     72.3           53.0                4.8 +/-    1.05       5.8 +/-    1.05  0.040 / 0.030
G31     51.2           22.4                2.9 +/-    2.53       6.1 +/-    2.53  0.030 / 0.030