PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/02-00:58:30
G01     315.3          24.7               11.6 +/-    1.02      22.9 +/-    1.02  0.140 / 0.340
G10     91.2           49.1               12.5 +/-    0.64      15.9 +/-    0.64  0.110 / 0.290
G11     293.9          27.4               10.5 +/-    1.61      19.5 +/-    1.61  0.030 / 0.030
G14     328.6          71.0               12.8 +/-    1.05      13.4 +/-    1.05  0.040 / 0.040
G18     108.6          23.2               12.2 +/-    0.96      24.9 +/-    0.96  0.080 / 0.100
G22     304.3          15.8                9.6 +/-    3.62      23.4 +/-    3.62  0.080 / 0.160
G25     91.4           12.1               11.8 +/-    1.72      31.4 +/-    1.72  0.040 / 0.050
G31     176.9          48.8               15.7 +/-    1.35      20.1 +/-    1.35  0.030 / 0.050
G32     15.0           63.7               10.1 +/-    1.02      11.1 +/-    1.02  0.140 / 0.400