PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/10-21:42:50
G08     269.3          18.4                9.8 +/-    1.69      22.5 +/-    1.69  0.260 / 0.370
G10     63.0           56.9                8.9 +/-    0.45      10.5 +/-    0.45  0.180 / 0.460
G11     313.3          15.1                5.3 +/-    1.93      13.1 +/-    1.93  0.040 / 0.050
G14     261.1          63.2               10.1 +/-    1.32      11.1 +/-    1.32  0.040 / 0.050
G20     96.3           35.1               10.3 +/-    1.04      16.3 +/-    1.04  0.080 / 0.220
G21     155.3          16.3               11.8 +/-    2.58      28.4 +/-    2.58  0.090 / 0.260
G24     40.6           11.2                7.5 +/-    2.27      20.4 +/-    2.27  0.260 / 0.200
G27     231.9          16.5               11.9 +/-    2.15      28.5 +/-    2.15  0.170 / 0.220
G31     177.4          30.8               12.6 +/-    1.42      21.8 +/-    1.42  0.030 / 0.040
G32     341.6          74.3                8.7 +/-    0.35       9.0 +/-    0.35  0.030 / 0.030