PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/07-18:13:00
G08     311.1          18.3                8.3 +/-    2.54      19.1 +/-    2.54  0.090 / 0.220
G10     333.5          60.4                7.7 +/-    0.62       8.7 +/-    0.62  0.080 / 0.210
G14     217.2          25.3               10.9 +/-    1.61      21.1 +/-    1.61  0.030 / 0.050
G20     39.8           59.3                8.3 +/-    0.72       9.5 +/-    0.72  0.030 / 0.060
G21     133.1          58.3                8.6 +/-    0.90       9.9 +/-    0.90  0.050 / 0.070
G24     77.1           30.7                8.7 +/-    1.08      15.0 +/-    1.08  0.050 / 0.070
G27     276.6          38.0                9.3 +/-    0.86      13.9 +/-    0.86  0.030 / 0.040
G32     221.3          52.6                9.7 +/-    2.62      11.9 +/-    2.62  0.030 / 0.040