PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-22:57:40
G03     217.3          60.3                9.9 +/-    1.55      11.2 +/-    1.55  0.060 / 0.070
G07     256.0          15.0                8.4 +/-    4.82      21.0 +/-    4.82  0.070 / 0.080
G09     311.3          31.6                9.2 +/-    0.80      15.5 +/-    0.80  0.320 / 0.580
G14     106.8          10.7                8.9 +/-    2.55      24.5 +/-    2.55  0.200 / 0.670
G16     95.5           62.8                9.9 +/-    1.06      11.0 +/-    1.06  0.050 / 0.040
G22     191.3          43.7              -11.0 +/-    0.75     -15.1 +/-    0.75  0.050 / 0.040
G23     328.5          58.4                8.4 +/-    0.82       9.6 +/-    0.82  0.040 / 0.050
G26     55.2           44.1                7.1 +/-    0.94       9.6 +/-    0.94  0.040 / 0.040
G31     58.7           11.0                5.9 +/-    1.88      16.0 +/-    1.88  0.100 / 0.230