PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/08-18:27:40
G01     313.9          28.6                8.3 +/-    1.04      15.0 +/-    1.04  0.210 / 0.330
G10     94.5           45.1               10.8 +/-    1.40      14.6 +/-    1.40  0.150 / 0.280
G11     297.1          23.8                7.4 +/-    1.99      14.9 +/-    1.99  0.100 / 0.200
G14     314.4          70.1                9.5 +/-    0.87      10.1 +/-    0.87  0.120 / 0.240
G20     114.4          18.8               11.1 +/-    1.21      25.2 +/-    1.21  0.130 / 0.120
G22     305.7          16.5                8.8 +/-    2.84      21.2 +/-    2.84  0.100 / 0.130
G25     92.5           12.3               12.3 +/-    0.90      32.6 +/-    0.90  0.060 / 0.040
G31     173.2          52.4               10.7 +/-    0.59      13.1 +/-    0.59  0.050 / 0.040
G32     26.0           59.0                9.5 +/-    1.08      10.9 +/-    1.08  0.040 / 0.050