PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/15-00:28:10
G08     319.8          12.1                3.4 +/-   29.95       9.0 +/-   29.95  0.090 / 0.080
G10     305.8          54.4                7.5 +/-    1.24       9.0 +/-    1.24  0.080 / 0.080
G14     211.9          15.5               12.5 +/-    4.05      30.8 +/-    4.05  0.040 / 0.040
G15     45.9           26.5                4.9 +/-    1.41       9.2 +/-    1.41  0.030 / 0.040
G20     302.6          51.2               19.2 +/-    0.52      23.8 +/-    0.52  0.130 / 0.460
G21     110.0          71.5                9.1 +/-    1.04       9.5 +/-    1.04  0.130 / 0.320
G24     89.7           28.0                7.4 +/-    1.67      13.5 +/-    1.67  0.090 / 0.100
G27     294.5          36.1                9.8 +/-    1.34      15.3 +/-    1.34  0.110 / 0.120
G32     212.7          39.2               12.4 +/-    1.91      18.2 +/-    1.91  0.230 / 0.510