PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/04-01:43:00
G08     310.7          18.6                8.5 +/-    1.62      19.4 +/-    1.62  0.050 / 0.080
G10     328.4          59.4                7.3 +/-    0.48       8.3 +/-    0.48  0.060 / 0.070
G14     217.2          27.3               11.2 +/-    1.30      20.9 +/-    1.30  0.100 / 0.240
G15     46.5           14.8                5.4 +/-    1.56      13.5 +/-    1.56  0.100 / 0.200
G20     333.7          61.9               16.6 +/-    0.61      18.5 +/-    0.61  0.070 / 0.100
G21     132.1          60.1                9.6 +/-    0.85      10.9 +/-    0.85  0.060 / 0.110
G24     74.7           29.5                7.9 +/-    0.75      14.0 +/-    0.75  0.030 / 0.030
G27     277.7          37.6               11.0 +/-    1.47      16.6 +/-    1.47  0.020 / 0.040
G32     221.5          52.3               12.6 +/-    1.67      15.5 +/-    1.67  0.030 / 0.060