PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/10-01:58:00
G08     293.4          23.3                6.7 +/-    1.62      13.7 +/-    1.62  0.060 / 0.110
G10     5.6            63.0                7.3 +/-    0.68       8.1 +/-    0.68  0.120 / 0.100
G14     228.8          44.0               13.1 +/-    1.91      17.9 +/-    1.91  0.070 / 0.110
G20     5.0            66.1                9.0 +/-    0.94       9.8 +/-    0.94  0.080 / 0.110
G21     146.2          42.5                9.9 +/-    0.69      13.8 +/-    0.69  0.050 / 0.120
G24     55.7           25.0                6.6 +/-    1.62      13.0 +/-    1.62  0.060 / 0.110
G27     255.7          32.2               11.4 +/-    2.68      19.2 +/-    2.68  0.040 / 0.030
G32     245.6          68.9                9.0 +/-    0.77       9.6 +/-    0.77  0.040 / 0.040