PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/05-13:58:10
G02     68.6           24.6                6.9 +/-    2.10      13.6 +/-    2.10  0.040 / 0.040
G05     48.9           55.3                5.3 +/-    0.50       6.3 +/-    0.50  0.030 / 0.030
G12     180.0          19.8                5.8 +/-    2.13      12.9 +/-    2.13  0.170 / 0.210
G13     117.5          21.9                7.5 +/-    1.25      15.7 +/-    1.25  0.110 / 0.180
G15     156.1          22.3                6.0 +/-    2.65      12.5 +/-    2.65  0.120 / 0.170
G21     280.6          23.6                5.6 +/-    0.92      11.3 +/-    0.92  0.080 / 0.140
G25     223.9          43.8                6.3 +/-    3.27       8.7 +/-    3.27  0.080 / 0.080