PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/02-22:12:50
G08     317.6          13.9               13.5 +/-    0.78      34.4 +/-    0.78  0.070 / 0.110
G10     309.3          55.0               14.3 +/-    0.57      17.0 +/-    0.57  0.060 / 0.070
G14     212.7          21.0               20.6 +/-    2.29      44.3 +/-    2.29  0.070 / 0.100
G15     45.5           20.9               13.8 +/-    0.93      29.7 +/-    0.93  0.070 / 0.130
G18     17.0           63.9               14.8 +/-    0.65      16.3 +/-    0.65  0.040 / 0.050
G20     77.5           12.7               16.7 +/-    1.32      43.8 +/-    1.32  0.040 / 0.060
G21     118.6          66.0               18.2 +/-    0.87      19.8 +/-    0.87  0.100 / 0.250
G24     89.7           29.3               18.2 +/-    0.99      32.3 +/-    0.99  0.100 / 0.210
G27     288.7          37.6               15.8 +/-    1.14      23.9 +/-    1.14  0.140 / 0.310
G32     215.5          37.0               20.1 +/-    2.64      30.8 +/-    2.64  0.130 / 0.460