PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/03-23:58:00
G08     270.5          19.9               13.1 +/-    2.03      28.8 +/-    2.03  0.100 / 0.230
G10     50.6           60.7               13.9 +/-    0.65      15.7 +/-    0.65  0.110 / 0.170
G11     313.7          15.2               11.9 +/-    2.55      29.5 +/-    2.55  0.100 / 0.340
G14     258.9          64.5               12.3 +/-    0.56      13.4 +/-    0.56  0.100 / 0.330
G18     87.2           39.2               14.1 +/-    0.41      20.8 +/-    0.41  0.040 / 0.030
G21     152.9          18.0               17.9 +/-    2.40      41.3 +/-    2.40  0.030 / 0.030
G24     42.4           14.7               10.6 +/-    1.78      26.5 +/-    1.78  0.120 / 0.260
G27     234.0          18.6               17.7 +/-    1.85      40.3 +/-    1.85  0.110 / 0.300
G31     181.3          23.1               19.6 +/-    0.86      40.1 +/-    0.86  0.040 / 0.070
G32     305.6          74.8               13.0 +/-    0.61      13.4 +/-    0.61  0.040 / 0.060