PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/24-02:57:40
G01     242.6          30.7                7.5 +/-    1.32      12.9 +/-    1.32  0.040 / 0.040
G03     313.6          50.2                3.3 +/-    0.68       4.2 +/-    0.68  0.030 / 0.040
G14     67.9           36.5                3.5 +/-    0.37       5.5 +/-    0.37  0.080 / 0.180
G16     157.6          26.5                6.7 +/-    1.06      12.7 +/-    1.06  0.060 / 0.150
G18     214.1          20.7                7.8 +/-    1.30      16.9 +/-    1.30  0.060 / 0.120
G22     290.1          71.6                4.3 +/-    1.49       4.5 +/-    1.49  0.070 / 0.120
G23     292.2          23.5                4.8 +/-    1.17       9.7 +/-    1.17  0.060 / 0.190
G26     127.0          44.6                7.8 +/-    0.76      10.5 +/-    0.76  0.070 / 0.190
G31     40.7           50.0                2.0 +/-    0.93       2.5 +/-    0.93  0.040 / 0.050
G32     84.3           17.1                4.2 +/-    1.38       9.9 +/-    1.38  0.040 / 0.050