PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/30-21:43:00
G01     296.6          38.5                7.3 +/-    2.66      10.8 +/-    2.66  0.060 / 0.060
G03     310.1          12.8                8.7 +/-    2.43      22.7 +/-    2.43  0.080 / 0.090
G10     115.7          33.0               10.8 +/-    1.10      17.8 +/-    1.10  0.040 / 0.040
G11     270.5          27.5                8.6 +/-    1.40      15.8 +/-    1.40  0.050 / 0.040
G14     17.6           61.2                8.8 +/-    0.86       9.9 +/-    0.86  0.070 / 0.130
G22     312.6          33.5                6.7 +/-    1.18      11.0 +/-    1.18  0.070 / 0.120
G25     71.1           18.5                8.6 +/-    1.24      19.5 +/-    1.24  0.020 / 0.020
G31     158.7          74.3               10.6 +/-    0.58      11.0 +/-    0.58  0.020 / 0.020
G32     45.4           46.4                7.8 +/-    1.07      10.3 +/-    1.07  0.060 / 0.080