PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/11-01:58:00
G03     257.3          69.9                4.6 +/-    0.79       4.9 +/-    0.79  0.030 / 0.050
G09     301.0          16.4                3.9 +/-    2.52       9.5 +/-    2.52  0.030 / 0.040
G14     94.1           20.3                5.4 +/-    1.11      11.8 +/-    1.11  0.110 / 0.260
G16     130.9          54.9                8.8 +/-    0.76      10.5 +/-    0.76  0.100 / 0.220
G22     203.3          61.2                6.8 +/-    0.75       7.7 +/-    0.75  0.040 / 0.060
G23     316.2          46.2                4.7 +/-    0.91       6.2 +/-    0.91  0.040 / 0.050
G26     76.5           53.0                5.7 +/-    1.30       7.0 +/-    1.30  0.030 / 0.040
G31     50.4           22.0                2.0 +/-    1.84       4.2 +/-    1.84  0.040 / 0.040