PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/26-22:57:50
G01     264.2          41.7                9.6 +/-    1.15      13.6 +/-    1.15  0.040 / 0.080
G03     316.2          30.4                8.3 +/-    1.19      14.5 +/-    1.19  0.040 / 0.060
G10     130.9          12.9               12.2 +/-    2.37      31.8 +/-    2.37  0.060 / 0.080
G11     250.9          17.9               11.2 +/-    3.27      25.9 +/-    3.27  0.080 / 0.100
G14     41.5           51.6                6.1 +/-    0.81       7.6 +/-    0.81  0.110 / 0.350
G22     313.6          52.4                7.8 +/-    0.87       9.6 +/-    0.87  0.120 / 0.350
G25     51.0           15.9                7.9 +/-    1.80      19.2 +/-    1.80  0.040 / 0.050
G26     146.1          27.4               11.9 +/-    1.42      22.0 +/-    1.42  0.050 / 0.070
G31     51.6           70.5                6.7 +/-    0.39       7.1 +/-    0.39  0.090 / 0.130
G32     66.6           29.9                7.3 +/-    0.87      12.9 +/-    0.87  0.100 / 0.110