PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/08-02:12:50
G01     266.5          40.3                7.6 +/-    1.25      11.0 +/-    1.25  0.050 / 0.050
G03     316.0          30.2                5.6 +/-    1.25       9.8 +/-    1.25  0.050 / 0.060
G10     131.4          15.3                5.0 +/-    0.91      12.3 +/-    0.91  0.070 / 0.080
G11     246.4          19.5                6.7 +/-    2.03      15.0 +/-    2.03  0.070 / 0.070
G14     48.2           47.2                4.2 +/-    0.63       5.5 +/-    0.63  0.080 / 0.090
G22     313.4          53.6                4.3 +/-    1.71       5.2 +/-    1.71  0.050 / 0.080
G25     47.8           14.6                3.9 +/-    1.47       9.7 +/-    1.47  0.040 / 0.060
G26     150.1          25.5                7.4 +/-    1.60      14.3 +/-    1.60  0.040 / 0.080
G31     51.6           75.0                5.2 +/-    0.47       5.3 +/-    0.47  0.040 / 0.030
G32     64.8           33.5                3.7 +/-    1.03       6.0 +/-    1.03  0.040 / 0.030