PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/24-16:12:30
G10     294.4          51.8                8.8 +/-    1.03      10.8 +/-    1.03  0.060 / 0.090
G15     46.2           28.1                4.1 +/-    1.27       7.4 +/-    1.27  0.070 / 0.100
G20     352.0          65.4                7.5 +/-    1.15       8.2 +/-    1.15  0.050 / 0.050
G21     84.9           75.3               10.1 +/-    1.13      10.4 +/-    1.13  0.040 / 0.050
G24     103.1          25.3                8.7 +/-    1.44      16.8 +/-    1.44  0.130 / 0.210
G27     304.2          33.0                7.1 +/-    1.72      11.7 +/-    1.72  0.140 / 0.240
G29     168.2          11.6               10.9 +/-    1.73      29.3 +/-    1.73  0.040 / 0.050
G32     208.3          30.1               13.3 +/-    2.72      23.2 +/-    2.72  0.040 / 0.040