PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/19-21:27:50
G08     314.7          15.7                8.6 +/-    3.68      21.0 +/-    3.68  0.060 / 0.080
G10     328.2          59.6               10.8 +/-    1.18      12.3 +/-    1.18  0.060 / 0.090
G14     215.9          24.8               14.1 +/-    3.20      27.7 +/-    3.20  0.040 / 0.060
G15     46.4           13.5                6.0 +/-    1.64      15.5 +/-    1.64  0.040 / 0.060
G20     32.7           61.1                9.2 +/-    0.54      10.4 +/-    0.54  0.090 / 0.280
G21     130.1          61.5               10.3 +/-    0.73      11.6 +/-    0.73  0.090 / 0.260
G24     79.9           30.6               10.2 +/-    0.43      17.6 +/-    0.43  0.190 / 0.530
G27     280.2          38.1               10.1 +/-    0.70      15.1 +/-    0.70  0.180 / 0.430
G32     219.4          49.1               13.0 +/-    0.95      16.6 +/-    0.95  0.060 / 0.170