PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/08-19:42:50
G10     269.6          39.9               16.6 +/-    0.97      24.2 +/-    0.97  0.110 / 0.210
G13     40.8           16.3                9.3 +/-    1.84      22.4 +/-    1.84  0.140 / 0.210
G15     59.8           50.9               11.6 +/-    0.23      14.4 +/-    0.23  0.040 / 0.040
G16     276.7          11.4               16.2 +/-    3.14      43.7 +/-    3.14  0.040 / 0.050
G20     302.0          61.3               13.9 +/-    0.80      15.7 +/-    0.80  0.140 / 0.400
G21     10.8           73.3               14.3 +/-    0.84      14.8 +/-    0.84  0.130 / 0.470
G24     115.6          15.8               16.3 +/-    1.42      39.8 +/-    1.42  0.170 / 0.610
G27     318.2          19.4               13.8 +/-    1.88      30.8 +/-    1.88  0.150 / 0.690
G29     168.0          29.0               16.8 +/-    1.19      30.0 +/-    1.19  0.120 / 0.200
G32     204.4          11.8               21.1 +/-   29.64      56.7 +/-   29.64  0.110 / 0.190