PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/05-04:12:50
G01     275.8          41.4                8.8 +/-    1.28      12.5 +/-    1.28  0.070 / 0.150
G03     314.7          23.9                7.3 +/-    1.80      14.6 +/-    1.80  0.110 / 0.150
G10     127.4          21.0                7.0 +/-    1.80      15.0 +/-    1.80  0.040 / 0.040
G11     251.9          22.8                8.9 +/-    1.06      18.3 +/-    1.06  0.030 / 0.040
G14     40.7           51.1                7.5 +/-    0.62       9.3 +/-    0.62  0.050 / 0.060
G22     314.5          47.9                8.0 +/-    1.16      10.4 +/-    1.16  0.040 / 0.070
G25     52.8           16.0                6.0 +/-    4.30      14.5 +/-    4.30  0.020 / 0.020
G26     152.7          20.5               10.0 +/-    2.15      21.6 +/-    2.15  0.020 / 0.020
G31     70.6           78.9                8.4 +/-    0.45       8.5 +/-    0.45  0.080 / 0.150
G32     59.4           36.8                6.1 +/-    0.87       9.4 +/-    0.87  0.140 / 0.160