PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/14-23:43:00
G01     319.5          16.4                7.3 +/-    1.82      17.5 +/-    1.82  0.130 / 0.320
G08     257.9          14.1               12.3 +/-    1.95      31.3 +/-    1.95  0.110 / 0.230
G10     75.8           55.0                9.0 +/-    0.64      10.7 +/-    0.64  0.050 / 0.080
G11     304.1          23.0                8.1 +/-    1.17      16.5 +/-    1.17  0.040 / 0.070
G14     294.4          70.9               10.1 +/-    0.51      10.6 +/-    0.51  0.040 / 0.050
G18     100.2          30.1               10.4 +/-    0.56      18.2 +/-    0.56  0.040 / 0.050
G31     179.6          36.7               12.5 +/-    1.41      19.3 +/-    1.41  0.020 / 0.030
G32     354.5          70.3                8.6 +/-    0.30       9.1 +/-    0.30  0.030 / 0.030