PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/17-20:58:10
G08     269.1          19.0               10.0 +/-    2.20      22.4 +/-    2.20  0.090 / 0.280
G10     55.5           59.9                9.0 +/-    0.33      10.2 +/-    0.33  0.090 / 0.280
G11     313.0          15.8               10.9 +/-    2.92      26.5 +/-    2.92  0.190 / 0.460
G14     262.9          65.4               10.5 +/-    1.11      11.5 +/-    1.11  0.140 / 0.470
G18     90.2           36.8               11.0 +/-    0.83      17.0 +/-    0.83  0.090 / 0.150
G21     152.9          13.9               12.9 +/-    4.34      33.0 +/-    4.34  0.100 / 0.110
G24     41.3           13.0                8.2 +/-    1.75      21.4 +/-    1.75  0.090 / 0.200
G27     232.3          17.1               12.1 +/-    1.54      28.6 +/-    1.54  0.080 / 0.150
G31     181.0          25.3               14.7 +/-    1.30      28.6 +/-    1.30  0.070 / 0.060
G32     322.0          75.0               11.2 +/-    0.75      11.6 +/-    0.75  0.060 / 0.060