PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/14-00:43:10
G08     261.2          16.0                9.6 +/-    2.96      23.4 +/-    2.96  0.140 / 0.270
G10     70.8           55.8                8.7 +/-    0.50      10.3 +/-    0.50  0.200 / 0.210
G11     307.2          20.8                6.2 +/-    1.83      13.3 +/-    1.83  0.030 / 0.040
G14     278.2          68.3                7.9 +/-    0.67       8.5 +/-    0.67  0.030 / 0.040
G18     308.8          36.9                8.0 +/-    1.13      12.3 +/-    1.13  0.160 / 0.350
G20     100.3          33.1                8.8 +/-    1.14      14.5 +/-    1.14  0.170 / 0.340
G21     155.5          10.5                8.9 +/-    1.75      24.5 +/-    1.75  0.260 / 0.450
G27     228.9          12.7               10.6 +/-    2.03      27.8 +/-    2.03  0.350 / 0.660
G31     176.7          36.5               10.4 +/-    1.27      16.0 +/-    1.27  0.220 / 0.350
G32     358.3          70.7                7.2 +/-    0.42       7.6 +/-    0.42  0.250 / 0.350