PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-17:43:00
G08     312.9          17.4                7.9 +/-    1.62      18.5 +/-    1.62  0.090 / 0.270
G10     328.8          59.7                9.0 +/-    0.47      10.3 +/-    0.47  0.090 / 0.260
G14     216.1          22.8               14.8 +/-    1.26      30.5 +/-    1.26  0.070 / 0.080
G15     46.4           11.0                7.9 +/-    2.07      21.6 +/-    2.07  0.060 / 0.090
G20     35.6           60.2                8.5 +/-    0.64       9.6 +/-    0.64  0.030 / 0.040
G21     130.3          60.5               11.1 +/-    0.92      12.6 +/-    0.92  0.020 / 0.040
G24     80.0           30.7                9.5 +/-    0.45      16.3 +/-    0.45  0.040 / 0.050
G27     279.8          38.2               10.0 +/-    0.87      15.0 +/-    0.87  0.030 / 0.050
G32     219.3          50.2               12.8 +/-    1.78      16.1 +/-    1.78  0.100 / 0.160