PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/07-05:13:10
G10     307.5          54.8                8.0 +/-    1.12       9.6 +/-    1.12  0.140 / 0.760
G14     212.8          14.3               11.2 +/-    1.69      28.3 +/-    1.69  0.130 / 0.390
G15     45.6           23.0                7.6 +/-    2.03      15.5 +/-    2.03  0.030 / 0.040
G20     27.4           61.5               10.3 +/-    0.77      11.6 +/-    0.77  0.030 / 0.040
G21     113.4          70.1               11.0 +/-    1.10      11.7 +/-    1.10  0.060 / 0.060
G24     89.5           28.5                8.6 +/-    0.63      15.6 +/-    0.63  0.110 / 0.060
G27     292.5          36.6               11.0 +/-    2.75      17.0 +/-    2.75  0.090 / 0.090
G32     213.5          40.4               13.5 +/-    1.25      19.5 +/-    1.25  0.100 / 0.100