PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-17:58:10
G08     306.8          20.3                9.3 +/-    1.34      20.4 +/-    1.34  0.080 / 0.200
G10     343.2          61.5                7.0 +/-    0.34       7.8 +/-    0.34  0.090 / 0.220
G14     219.7          29.5               13.6 +/-    1.95      24.1 +/-    1.95  0.080 / 0.070
G20     48.4           57.1                8.3 +/-    0.70       9.7 +/-    0.70  0.070 / 0.090
G21     137.8          53.6               11.5 +/-    1.12      13.9 +/-    1.12  0.030 / 0.030
G24     71.5           30.3                8.0 +/-    0.53      14.0 +/-    0.53  0.030 / 0.030
G27     270.2          37.3               11.0 +/-    1.13      16.8 +/-    1.13  0.030 / 0.070
G32     225.8          57.4                9.7 +/-    0.72      11.3 +/-    0.72  0.040 / 0.060