PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-18:12:50
G01     247.4          33.3               10.8 +/-    1.39      17.7 +/-    1.39  0.030 / 0.030
G03     314.8          49.9                9.2 +/-    1.09      11.6 +/-    1.09  0.040 / 0.030
G11     236.9          11.0               12.6 +/-    2.35      34.5 +/-    2.35  0.150 / 0.270
G14     63.0           39.8                9.8 +/-    0.96      14.3 +/-    0.96  0.120 / 0.330
G16     162.1          21.0                6.5 +/-   20.57      13.8 +/-   20.57  0.060 / 0.050
G22     298.0          70.3               10.0 +/-    0.38      10.6 +/-    0.38  0.030 / 0.070
G23     289.8          22.4               10.8 +/-    1.34      22.5 +/-    1.34  0.050 / 0.080
G26     132.5          41.0               13.0 +/-    0.79      18.5 +/-    0.79  0.050 / 0.090
G31     40.4           54.5                8.7 +/-    0.56      10.5 +/-    0.56  0.070 / 0.170
G32     80.6           20.2               10.1 +/-    0.80      22.0 +/-    0.80  0.120 / 0.140