PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/05-02:28:10
G01     319.1          17.4                9.8 +/-    2.36      23.1 +/-    2.36  0.040 / 0.030
G08     256.5          13.6               12.7 +/-    2.05      32.8 +/-    2.05  0.040 / 0.030
G10     77.4           54.6               10.6 +/-    0.84      12.7 +/-    0.84  0.200 / 0.260
G11     302.4          24.3               10.5 +/-    1.08      20.9 +/-    1.08  0.180 / 0.280
G14     299.1          71.3               11.8 +/-    0.50      12.4 +/-    0.50  0.040 / 0.060
G18     100.7          30.3               10.7 +/-    0.96      18.7 +/-    0.96  0.040 / 0.070
G31     177.6          39.7               14.0 +/-    1.01      20.4 +/-    1.01  0.040 / 0.040
G32     359.6          69.2               10.8 +/-    0.54      11.4 +/-    0.54  0.040 / 0.050