PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-13:58:00
G05     52.7           9.7                 2.0 +/-    3.90       5.7 +/-    3.90  0.140 / 0.400
G10     244.0          23.0                6.2 +/-    1.04      12.8 +/-    1.04  0.110 / 0.250
G13     60.8           32.3                5.6 +/-    1.91       9.4 +/-    1.91  0.130 / 0.460
G15     96.9           56.5                7.6 +/-    0.80       8.9 +/-    0.80  0.120 / 0.460
G16     302.8          15.7                2.7 +/-    1.50       6.6 +/-    1.50  0.040 / 0.030
G20     262.3          48.4                7.3 +/-    2.87       9.4 +/-    2.87  0.040 / 0.030
G21     326.2          55.0                4.1 +/-    0.50       4.9 +/-    0.50  0.050 / 0.050
G26     276.4          18.0                6.4 +/-    1.86      14.8 +/-    1.86  0.040 / 0.050
G29     160.8          60.5                9.7 +/-    0.45      10.9 +/-    0.45  0.060 / 0.110