PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/24-21:27:50
G05     49.9           14.8                6.5 +/-    2.44      16.3 +/-    2.44  0.110 / 0.430
G10     238.2          15.0               12.2 +/-    2.67      30.4 +/-    2.67  0.120 / 0.300
G13     71.3           35.8                8.6 +/-    0.75      13.5 +/-    0.75  0.050 / 0.070
G15     125.6          54.0                9.9 +/-    1.04      11.9 +/-    1.04  0.040 / 0.070
G16     309.7          14.5                8.2 +/-    1.56      20.7 +/-    1.56  0.100 / 0.300
G20     242.3          5.5                 5.5 +/-    1.52      16.5 +/-    1.52  0.100 / 0.350
G21     315.2          48.2                7.8 +/-    1.06      10.0 +/-    1.06  0.060 / 0.120
G26     282.4          20.5                8.4 +/-    1.81      18.3 +/-    1.81  0.060 / 0.140
G29     158.6          70.1                9.3 +/-    1.39       9.9 +/-    1.39  0.050 / 0.060