PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/11-01:42:40
G01     220.1          10.8                7.7 +/-    1.88      21.2 +/-    1.88  0.030 / 0.030
G03     263.4          69.4                4.6 +/-    0.67       4.9 +/-    0.67  0.030 / 0.040
G09     299.6          13.7                3.4 +/-    2.79       8.8 +/-    2.79  0.130 / 0.380
G14     94.8           17.9                4.9 +/-    1.14      11.5 +/-    1.14  0.170 / 0.240
G16     147.0          51.1                7.8 +/-    0.97       9.7 +/-    0.97  0.050 / 0.090
G22     203.1          63.3                7.3 +/-    0.71       8.1 +/-    0.71  0.060 / 0.080
G23     313.1          42.6                4.2 +/-    2.01       5.8 +/-    2.01  0.040 / 0.060
G26     86.5           56.1                4.8 +/-    0.99       5.7 +/-    0.99  0.040 / 0.070
G31     47.7           28.4                1.5 +/-    0.99       2.8 +/-    0.99  0.140 / 0.240