PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/11-19:12:50
G01     315.1          25.7                9.8 +/-    1.40      18.9 +/-    1.40  0.050 / 0.050
G10     93.4           46.9               11.9 +/-    0.66      15.6 +/-    0.66  0.030 / 0.040
G11     292.5          27.2               10.9 +/-    1.57      20.2 +/-    1.57  0.100 / 0.160
G14     329.1          70.9               10.6 +/-    0.61      11.1 +/-    0.61  0.090 / 0.180
G18     290.8          48.6               11.3 +/-    3.12      14.6 +/-    3.12  0.230 / 0.350
G20     113.0          22.1               12.7 +/-    1.03      26.6 +/-    1.03  0.220 / 0.220
G22     305.3          16.8               10.0 +/-    2.33      23.7 +/-    2.33  0.040 / 0.050
G25     87.0           12.0               13.8 +/-    1.94      36.9 +/-    1.94  0.050 / 0.040
G31     177.0          49.5               13.9 +/-    0.82      17.6 +/-    0.82  0.150 / 0.200
G32     21.5           61.2               11.0 +/-    0.80      12.4 +/-    0.80  0.130 / 0.160