PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/14-17:57:40
G08     305.4          20.8                6.4 +/-    1.80      13.9 +/-    1.80  0.070 / 0.100
G10     346.1          61.7                7.2 +/-    0.55       8.1 +/-    0.55  0.080 / 0.100
G14     220.5          30.7               10.0 +/-    2.97      17.2 +/-    2.97  0.090 / 0.240
G20     50.7           56.4                8.2 +/-    0.80       9.7 +/-    0.80  0.080 / 0.150
G21     138.9          52.2               11.7 +/-    0.97      14.4 +/-    0.97  0.140 / 0.270
G24     69.8           30.1                8.8 +/-    1.16      15.4 +/-    1.16  0.150 / 0.330
G27     268.4          36.9                8.7 +/-    2.02      13.4 +/-    2.02  0.040 / 0.050
G32     227.3          58.7                9.4 +/-    1.75      10.8 +/-    1.75  0.030 / 0.050