PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/02-23:27:50
G10     275.0          43.7                9.4 +/-    1.09      13.0 +/-    1.09  0.120 / 0.160
G13     38.9           12.1                7.2 +/-    1.57      19.1 +/-    1.57  0.090 / 0.150
G15     53.2           43.5                7.7 +/-    0.58      10.6 +/-    0.58  0.040 / 0.060
G16     273.4          10.2                7.6 +/-    3.31      21.1 +/-    3.31  0.040 / 0.060
G20     310.8          62.6                8.9 +/-    0.59       9.9 +/-    0.59  0.090 / 0.750
G21     19.6           75.0                9.6 +/-    1.24       9.9 +/-    1.24  0.110 / 0.630
G24     115.9          17.9                9.6 +/-    1.40      22.2 +/-    1.40  0.040 / 0.050
G27     315.8          23.3                6.1 +/-    1.57      12.4 +/-    1.57  0.040 / 0.040
G29     167.6          24.3               10.7 +/-    2.38      21.3 +/-    2.38  0.150 / 0.350
G32     205.3          14.3               13.0 +/-    2.96      32.8 +/-    2.96  0.220 / 0.400