PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/11-04:12:50
G01     318.8          18.1                5.9 +/-    1.03      13.7 +/-    1.03  0.120 / 0.190
G08     255.7          13.2                3.2 +/-   21.25       8.2 +/-   21.25  0.140 / 0.220
G10     78.6           54.2                6.0 +/-    0.43       7.2 +/-    0.43  0.030 / 0.040
G11     301.3          25.0                6.5 +/-    2.71      12.8 +/-    2.71  0.030 / 0.040
G14     302.0          71.5               23.4 +/-   21.91      24.6 +/-   21.91  0.150 / 0.330
G18     101.1          30.4              -21.1 +/-   59.12     -36.6 +/-   59.12  0.130 / 0.400
G22     300.4          11.0                3.2 +/-   13.40       8.6 +/-   13.40  0.040 / 0.060
G31     176.5          41.5               15.7 +/-   11.30      22.3 +/-   11.30  0.040 / 0.060
G32     3.9            68.2               -1.6 +/-   10.64      -1.8 +/-   10.64  0.200 / 0.280