PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/29-00:43:10
G01     320.0          14.7               11.2 +/-    1.10      27.9 +/-    1.10  0.030 / 0.030
G08     259.5          15.1               14.8 +/-    1.75      36.8 +/-    1.75  0.030 / 0.020
G10     72.3           56.1               10.1 +/-    0.61      11.9 +/-    0.61  0.130 / 0.240
G11     305.5          22.3               12.6 +/-    1.10      26.2 +/-    1.10  0.140 / 0.260
G14     288.6          70.4                8.0 +/-    0.41       8.4 +/-    0.41  0.170 / 0.450
G18     98.2           31.8                8.8 +/-    1.53      14.8 +/-    1.53  0.230 / 0.310
G27     225.5          10.8               14.9 +/-    1.64      40.7 +/-    1.64  0.050 / 0.080
G31     179.2          35.3               10.8 +/-    1.27      17.1 +/-    1.27  0.050 / 0.090
G32     348.5          71.5                8.2 +/-    0.31       8.6 +/-    0.31  0.040 / 0.040