PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/22-23:57:50
G08     319.1          12.8                8.2 +/-    4.23      21.4 +/-    4.23  0.080 / 0.080
G10     307.0          54.8                6.6 +/-    1.30       7.9 +/-    1.30  0.060 / 0.070
G14     212.1          16.5               12.5 +/-    1.68      29.8 +/-    1.68  0.030 / 0.040
G15     45.9           26.1                5.3 +/-    1.64      10.2 +/-    1.64  0.030 / 0.030
G20     298.9          47.9                6.1 +/-    0.67       7.9 +/-    0.67  0.140 / 0.250
G21     111.8          71.0                8.9 +/-    1.27       9.3 +/-    1.27  0.100 / 0.330
G24     88.7           28.1                7.8 +/-    1.61      14.2 +/-    1.61  0.100 / 0.120
G27     293.7          36.3                8.7 +/-    3.54      13.5 +/-    3.54  0.080 / 0.110
G32     213.1          40.0               11.4 +/-    2.36      16.5 +/-    2.36  0.230 / 0.320