PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/08-01:27:50
G08     310.0          19.0                8.5 +/-    1.06      19.1 +/-    1.06  0.060 / 0.070
G10     329.6          59.6                9.6 +/-    0.66      10.9 +/-    0.66  0.060 / 0.080
G14     217.5          28.0               14.4 +/-    3.07      26.4 +/-    3.07  0.030 / 0.040
G15     46.6           14.5                8.0 +/-    2.61      20.1 +/-    2.61  0.040 / 0.040
G20     330.2          61.0                9.9 +/-    0.61      11.1 +/-    0.61  0.080 / 0.070
G21     132.8          59.5               12.7 +/-    0.61      14.4 +/-    0.61  0.090 / 0.100
G24     74.0           29.4               11.1 +/-    0.80      19.6 +/-    0.80  0.160 / 0.210
G27     276.9          37.5               12.0 +/-    1.12      18.1 +/-    1.12  0.100 / 0.180
G32     222.0          52.9               13.1 +/-    1.36      16.0 +/-    1.36  0.080 / 0.170