PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/12-00:27:50
G01     248.2          35.9                9.6 +/-    0.94      15.0 +/-    0.94  0.040 / 0.050
G03     316.4          42.5                5.5 +/-    2.95       7.8 +/-    2.95  0.040 / 0.060
G11     239.4          11.3                9.2 +/-    3.74      25.0 +/-    3.74  0.060 / 0.090
G14     57.1           43.6                5.2 +/-    0.85       7.1 +/-    0.85  0.090 / 0.110
G22     305.3          64.3                6.3 +/-    1.28       6.9 +/-    1.28  0.160 / 0.370
G23     287.0          20.3                8.0 +/-    1.19      17.5 +/-    1.19  0.130 / 0.360
G25     40.7           10.4                5.2 +/-    1.56      14.4 +/-    1.56  0.050 / 0.090
G26     135.8          38.2                8.0 +/-    1.28      12.0 +/-    1.28  0.050 / 0.100
G31     42.0           57.2                5.5 +/-    0.40       6.5 +/-    0.40  0.040 / 0.070
G32     77.3           22.1                5.2 +/-    1.06      10.8 +/-    1.06  0.050 / 0.060