PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/16-18:43:10
G08     305.3          21.4                9.0 +/-    1.61      19.2 +/-    1.61  0.040 / 0.050
G10     339.0          61.0                7.5 +/-    0.59       8.5 +/-    0.59  0.040 / 0.040
G14     219.6          33.9               10.8 +/-    1.67      17.4 +/-    1.67  0.130 / 0.160
G15     47.5           10.1                7.5 +/-    1.71      20.9 +/-    1.71  0.090 / 0.140
G20     43.4           59.1                9.1 +/-    0.44      10.4 +/-    0.44  0.060 / 0.090
G21     137.1          52.2               10.9 +/-    0.36      13.4 +/-    0.36  0.060 / 0.090
G24     66.5           27.6                6.1 +/-    1.99      11.3 +/-    1.99  0.130 / 0.310
G27     273.4          36.5                9.3 +/-    1.71      14.4 +/-    1.71  0.120 / 0.250
G32     225.9          55.1                9.4 +/-    2.91      11.2 +/-    2.91  0.280 / 0.280