PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/01-16:13:10
G10     247.3          25.8               10.3 +/-    1.77      19.8 +/-    1.77  0.030 / 0.050
G13     56.6           30.6                7.4 +/-    0.83      12.7 +/-    0.83  0.030 / 0.040
G15     90.9           57.1                8.7 +/-    0.40      10.1 +/-    0.40  0.160 / 0.660
G16     298.8          16.0                5.7 +/-    2.22      13.7 +/-    2.22  0.260 / 0.720
G20     266.8          50.3                9.2 +/-    1.09      11.6 +/-    1.09  0.100 / 0.140
G21     329.7          57.1                7.3 +/-    0.71       8.6 +/-    0.71  0.070 / 0.130
G26     272.0          16.8                7.7 +/-    1.79      18.4 +/-    1.79  0.040 / 0.060
G29     162.5          55.7               10.3 +/-    1.14      12.2 +/-    1.14  0.040 / 0.050