PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/24-19:58:10
G08     283.8          22.7                9.9 +/-    1.62      20.4 +/-    1.62  0.070 / 0.120
G10     25.1           63.0                8.7 +/-    1.72       9.7 +/-    1.72  0.090 / 0.110
G14     239.4          54.6               12.8 +/-    2.98      15.3 +/-    2.98  0.070 / 0.160
G18     75.2           45.3                9.5 +/-    0.75      12.8 +/-    0.75  0.070 / 0.160
G21     149.0          27.3               12.1 +/-    1.19      22.5 +/-    1.19  0.210 / 0.230
G24     49.8           22.2               10.4 +/-    3.26      21.7 +/-    3.26  0.160 / 0.190
G27     244.2          26.4               12.2 +/-    2.08      23.0 +/-    2.08  0.130 / 0.320
G31     183.6          12.0                6.7 +/-   26.21      18.0 +/-   26.21  0.190 / 0.320
G32     266.3          72.3               10.5 +/-    0.64      11.0 +/-    0.64  0.120 / 0.060