PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-14:43:10
G10     259.0          34.9                9.0 +/-    2.62      14.4 +/-    2.62  0.370 / 0.290
G13     45.9           22.9                5.0 +/-    2.55      10.2 +/-    2.55  0.100 / 0.210
G15     66.2           51.5                7.2 +/-    1.44       9.0 +/-    1.44  0.180 / 0.610
G16     286.1          14.9                4.2 +/-    5.26      10.4 +/-    5.26  0.190 / 0.540
G20     287.6          58.6                8.4 +/-    1.58       9.6 +/-    1.58  0.040 / 0.050
G21     348.7          66.5                6.7 +/-    1.05       7.2 +/-    1.05  0.050 / 0.060
G26     260.5          11.7                5.6 +/-    5.44      15.0 +/-    5.44  0.050 / 0.040
G27     321.6          12.3               -1.9 +/-   16.18      -4.9 +/-   16.18  0.050 / 0.040
G29     166.1          41.3                9.4 +/-    0.90      13.4 +/-    0.90  0.060 / 0.220