PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/03-01:28:10
G08     260.4          16.1                9.9 +/-    1.83      24.0 +/-    1.83  0.250 / 0.390
G10     70.5           56.0                7.1 +/-    1.18       8.4 +/-    1.18  0.170 / 0.390
G11     307.0          21.0                6.5 +/-    1.81      14.0 +/-    1.81  0.170 / 0.450
G14     278.5          68.4                7.8 +/-    0.91       8.3 +/-    0.91  0.150 / 0.480
G18     309.2          36.3                7.8 +/-    2.36      12.2 +/-    2.36  0.040 / 0.060
G20     51.8           69.7               11.7 +/-    0.87      12.4 +/-    0.87  0.030 / 0.070
G21     155.8          11.7                9.1 +/-    2.78      24.6 +/-    2.78  0.130 / 0.300
G27     228.4          12.7                8.2 +/-   19.76      21.6 +/-   19.76  0.140 / 0.410
G31     175.5          37.5               11.1 +/-    1.39      16.9 +/-    1.39  0.090 / 0.350
G32     359.9          70.5                7.3 +/-    0.81       7.7 +/-    0.81  0.130 / 0.350