PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/05-03:12:40
G01     241.5          29.9              -29.9 +/-   19.04     -52.4 +/-   19.04  0.030 / 0.040
G03     313.1          50.3                5.1 +/-    0.98       6.4 +/-    0.98  0.030 / 0.030
G14     70.4           34.2                3.4 +/-    0.95       5.5 +/-    0.95  0.050 / 0.140
G16     162.0          24.6                6.5 +/-    1.60      12.7 +/-    1.60  0.050 / 0.100
G22     288.2          72.4                6.7 +/-    0.50       7.0 +/-    0.50  0.080 / 0.110
G23     292.6          23.5                6.4 +/-    1.41      12.9 +/-    1.41  0.030 / 0.040
G26     132.7          44.0                8.8 +/-    1.15      12.0 +/-    1.15  0.030 / 0.040
G31     39.3           52.9                3.5 +/-    0.46       4.2 +/-    0.46  0.080 / 0.140
G32     83.4           20.3              -23.7 +/-   10.15     -51.8 +/-   10.15  0.040 / 0.050