PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/26-01:57:50
G01     270.7          41.1                7.5 +/-    2.19      10.7 +/-    2.19  0.050 / 0.060
G03     315.7          28.3                3.9 +/-    2.25       7.0 +/-    2.25  0.070 / 0.080
G10     129.7          16.5                7.6 +/-    1.64      18.2 +/-    1.64  0.040 / 0.040
G11     249.2          19.9                7.9 +/-    4.27      17.4 +/-    4.27  0.040 / 0.050
G14     42.8           50.5                6.3 +/-    0.82       7.9 +/-    0.82  0.040 / 0.060
G18     232.5          38.8                8.4 +/-    1.81      12.5 +/-    1.81  0.050 / 0.060
G22     314.0          51.0                5.6 +/-    0.60       7.0 +/-    0.60  0.150 / 0.410
G25     50.4           15.3                4.1 +/-    3.62      10.1 +/-    3.62  0.120 / 0.410
G31     55.3           73.5                5.9 +/-    0.45       6.2 +/-    0.45  0.080 / 0.180
G32     64.7           31.6                4.6 +/-    0.91       7.8 +/-    0.91  0.090 / 0.230