PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/27-23:43:00
G08     317.4          14.4                6.4 +/-    1.17      16.1 +/-    1.17  0.050 / 0.080
G10     311.1          55.9                8.1 +/-    1.03       9.6 +/-    1.03  0.050 / 0.060
G14     212.9          19.0               10.8 +/-    3.24      24.3 +/-    3.24  0.030 / 0.040
G15     45.8           24.1                6.5 +/-    1.05      13.0 +/-    1.05  0.030 / 0.040
G20     299.1          46.9                6.6 +/-    0.57       8.6 +/-    0.57  0.120 / 0.610
G21     117.1          69.1                9.4 +/-    0.66      10.0 +/-    0.66  0.130 / 0.590
G24     85.8           28.6                7.5 +/-    0.64      13.6 +/-    0.64  0.100 / 0.290
G27     290.7          36.9                8.3 +/-    0.88      12.8 +/-    0.88  0.100 / 0.290
G32     214.5          42.5                8.9 +/-    1.77      12.5 +/-    1.77  0.070 / 0.130