PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/06-18:27:30
G01     316.0          25.6               20.9 +/-    1.30      40.2 +/-    1.30  0.160 / 0.220
G10     89.8           47.4                9.8 +/-    0.55      12.8 +/-    0.55  0.130 / 0.260
G11     300.7          22.6                8.2 +/-    2.10      16.9 +/-    2.10  0.040 / 0.040
G14     302.9          69.8                8.4 +/-    0.65       8.8 +/-    0.65  0.040 / 0.050
G20     111.7          21.5               10.3 +/-    1.79      21.8 +/-    1.79  0.230 / 0.320
G22     304.0          13.7                8.1 +/-    3.46      20.8 +/-    3.46  0.150 / 0.250
G25     95.9           10.7               12.5 +/-    1.94      34.4 +/-    1.94  0.040 / 0.050
G31     174.4          48.3                9.5 +/-    0.75      12.3 +/-    0.75  0.050 / 0.050
G32     21.1           61.9                8.4 +/-    0.80       9.4 +/-    0.80  0.040 / 0.040