PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-20:27:50
G08     264.8          18.1                9.9 +/-    1.22      22.7 +/-    1.22  0.150 / 0.280
G10     62.8           57.7               10.7 +/-    0.91      12.4 +/-    0.91  0.160 / 0.320
G11     310.4          18.4                9.5 +/-    1.94      21.7 +/-    1.94  0.040 / 0.040
G14     268.2          66.9               10.3 +/-    0.76      11.1 +/-    0.76  0.040 / 0.030
G18     311.3          34.4                9.4 +/-    1.15      15.0 +/-    1.15  0.130 / 0.230
G20     96.0           36.2               11.6 +/-    0.88      18.0 +/-    0.88  0.120 / 0.230
G21     154.4          13.3                9.7 +/-    3.67      25.0 +/-    3.67  0.100 / 0.170
G27     233.2          16.1               10.4 +/-    3.20      25.2 +/-    3.20  0.130 / 0.150
G31     179.5          29.4                9.7 +/-    1.24      17.2 +/-    1.24  0.060 / 0.100
G32     340.6          74.0               10.4 +/-    0.41      10.8 +/-    0.41  0.060 / 0.100