PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/01-18:58:10
G01     313.3          29.3                8.7 +/-    1.90      15.5 +/-    1.90  0.100 / 0.230
G10     95.7           44.4                9.5 +/-    0.80      13.0 +/-    0.80  0.130 / 0.290
G11     295.8          24.2                9.2 +/-    1.18      18.3 +/-    1.18  0.050 / 0.070
G14     316.8          70.0                8.0 +/-    0.78       8.5 +/-    0.78  0.050 / 0.060
G20     115.1          18.2               10.8 +/-    1.59      24.9 +/-    1.59  0.060 / 0.050
G22     306.2          17.2                7.3 +/-    2.23      17.1 +/-    2.23  0.050 / 0.060
G25     91.7           12.7               10.2 +/-    1.43      26.7 +/-    1.43  0.140 / 0.380
G31     172.5          53.8               10.4 +/-    0.90      12.5 +/-    0.90  0.140 / 0.360
G32     27.2           58.3                8.0 +/-    0.55       9.2 +/-    0.55  0.050 / 0.060