PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/24-23:27:30
G10     292.3          50.1               10.2 +/-    1.03      12.8 +/-    1.03  0.050 / 0.090
G15     47.6           35.0                8.6 +/-    0.61      13.6 +/-    0.61  0.060 / 0.090
G20     286.9          40.9                5.7 +/-    1.11       8.1 +/-    1.11  0.030 / 0.040
G21     79.2           76.8               10.2 +/-    0.83      10.4 +/-    0.83  0.040 / 0.040
G24     99.5           24.9                9.6 +/-    0.78      18.8 +/-    0.78  0.070 / 0.160
G27     304.5          32.3               10.3 +/-    0.95      17.3 +/-    0.95  0.070 / 0.150
G29     168.8          12.0               12.6 +/-    3.05      33.7 +/-    3.05  0.050 / 0.080
G32     208.7          30.2               15.4 +/-    1.86      26.9 +/-    1.86  0.050 / 0.080