PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/30-21:27:40
G10     272.2          42.3               15.5 +/-    1.38      21.7 +/-    1.38  0.040 / 0.050
G13     39.7           14.0                7.9 +/-    3.34      20.2 +/-    3.34  0.040 / 0.040
G15     55.6           46.3               12.8 +/-    1.18      17.0 +/-    1.18  0.240 / 0.350
G16     275.0          11.2               13.4 +/-    9.98      36.4 +/-    9.98  0.310 / 0.290
G20     307.3          62.2               13.9 +/-    0.59      15.5 +/-    0.59  0.040 / 0.050
G21     11.7           73.7               13.9 +/-    0.57      14.5 +/-    0.57  0.030 / 0.040
G24     118.4          16.5               15.4 +/-    2.25      36.9 +/-    2.25  0.150 / 0.330
G27     317.0          21.7               12.3 +/-    3.03      26.0 +/-    3.03  0.150 / 0.400
G29     167.6          27.3               17.6 +/-    1.29      32.6 +/-    1.29  0.210 / 0.510
G32     204.6          12.7               20.0 +/-    1.49      52.6 +/-    1.49  0.180 / 0.480