PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/13-23:57:30
G08     316.5          14.1                7.6 +/-    2.20      19.2 +/-    2.20  0.080 / 0.270
G10     326.7          59.4               10.3 +/-    1.00      11.7 +/-    1.00  0.080 / 0.250
G14     215.5          25.3               12.5 +/-    4.11      24.2 +/-    4.11  0.050 / 0.100
G15     46.2           14.1                6.1 +/-    2.42      15.6 +/-    2.42  0.070 / 0.090
G20     29.3           61.9                8.7 +/-    0.60       9.8 +/-    0.60  0.050 / 0.040
G21     129.3          62.1                8.6 +/-    0.78       9.6 +/-    0.78  0.030 / 0.030
G24     80.1           30.4                9.5 +/-    0.50      16.4 +/-    0.50  0.040 / 0.050
G27     281.3          37.9                8.6 +/-    1.46      13.0 +/-    1.46  0.040 / 0.050
G32     219.1          47.5               11.2 +/-    0.71      14.5 +/-    0.71  0.120 / 0.330