PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/29-21:27:50
G10     270.0          41.2               12.6 +/-    1.25      18.0 +/-    1.25  0.040 / 0.050
G13     40.5           15.4                8.6 +/-    3.21      21.2 +/-    3.21  0.040 / 0.040
G15     57.2           47.7               10.2 +/-    0.51      13.2 +/-    0.51  0.250 / 0.880
G16     276.7          11.8               12.2 +/-    6.31      32.7 +/-    6.31  0.220 / 0.740
G20     303.4          61.5               10.5 +/-    0.84      11.8 +/-    0.84  0.180 / 0.280
G21     6.6            72.6               11.7 +/-    1.01      12.2 +/-    1.01  0.130 / 0.320
G24     119.9          15.4               14.7 +/-    1.54      36.1 +/-    1.54  0.130 / 0.440
G27     317.9          20.2               11.7 +/-    2.61      25.5 +/-    2.61  0.120 / 0.490
G29     167.4          29.2               12.8 +/-    1.41      22.7 +/-    1.41  0.100 / 0.230
G32     204.4          11.0                1.0 +/-   53.07       2.7 +/-   53.07  0.110 / 0.230