PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/19-20:43:10
G01     314.9          25.9                8.9 +/-    1.22      17.1 +/-    1.22  0.050 / 0.030
G10     93.9           46.7               11.0 +/-    0.57      14.5 +/-    0.57  0.040 / 0.030
G11     292.2          27.2               10.0 +/-    1.23      18.6 +/-    1.23  0.140 / 0.200
G14     329.6          70.8                9.3 +/-    0.44       9.8 +/-    0.44  0.140 / 0.160
G20     113.2          21.9               11.3 +/-    1.06      23.7 +/-    1.06  0.190 / 0.230
G22     305.4          16.8                8.8 +/-    2.67      20.9 +/-    2.67  0.280 / 0.360
G25     87.7           12.2               12.1 +/-    2.03      32.0 +/-    2.03  0.120 / 0.150
G31     175.5          51.1               12.2 +/-    0.67      15.2 +/-    0.67  0.070 / 0.150
G32     23.1           60.5               10.0 +/-    0.70      11.3 +/-    0.70  0.050 / 0.040