PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/06-03:27:50
G08     316.4          14.8                6.5 +/-    1.66      16.3 +/-    1.66  0.060 / 0.090
G10     317.1          57.2               10.0 +/-    0.47      11.6 +/-    0.47  0.070 / 0.090
G14     214.6          20.5               15.5 +/-    4.54      33.7 +/-    4.54  0.120 / 0.270
G15     45.8           19.1                5.1 +/-    1.10      11.5 +/-    1.10  0.090 / 0.270
G20     0.2            65.0               12.4 +/-    0.58      13.5 +/-    0.58  0.030 / 0.040
G21     123.9          65.5               10.4 +/-    0.67      11.3 +/-    0.67  0.040 / 0.040
G24     82.4           29.4                7.1 +/-    1.01      12.5 +/-    1.01  0.040 / 0.050
G27     285.5          37.5               10.3 +/-    0.99      15.6 +/-    0.99  0.040 / 0.050
G32     216.9          46.2               14.2 +/-    1.06      18.9 +/-    1.06  0.060 / 0.140