PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/09-20:42:40
G10     270.1          41.3               11.9 +/-    1.02      17.0 +/-    1.02  0.090 / 0.050
G13     40.4           15.4                7.9 +/-    2.48      19.3 +/-    2.48  0.080 / 0.060
G15     57.5           48.1               11.3 +/-    1.33      14.6 +/-    1.33  0.220 / 0.450
G16     276.5          11.8               12.2 +/-    8.99      32.6 +/-    8.99  0.170 / 0.360
G20     304.0          61.7               10.2 +/-    0.95      11.4 +/-    0.95  0.040 / 0.040
G21     6.7            72.6               11.8 +/-    0.98      12.3 +/-    0.98  0.040 / 0.040
G24     120.1          15.4               13.9 +/-    2.67      34.2 +/-    2.67  0.370 / 0.700
G27     317.9          20.3                8.6 +/-    2.10      18.7 +/-    2.10  0.240 / 0.620
G29     167.5          29.4               15.3 +/-    1.52      27.2 +/-    1.52  0.110 / 0.270
G32     204.3          11.3               -3.3 +/-   49.55      -9.0 +/-   49.55  0.180 / 0.430