PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/06/02-07:12:50
G08     280.9          21.2                3.8 +/-    1.57       8.2 +/-    1.57  0.050 / 0.070
G10     38.0           62.0                3.9 +/-    0.59       4.4 +/-    0.59  0.040 / 0.080
G14     243.8          54.0                5.6 +/-    1.23       6.7 +/-    1.23  0.070 / 0.170
G18     316.7          21.2                3.2 +/-    3.61       6.8 +/-    3.61  0.080 / 0.150
G20     89.6           34.0                4.0 +/-    0.83       6.5 +/-    0.83  0.140 / 0.230
G21     152.2          27.1                7.1 +/-    0.88      13.3 +/-    0.88  0.100 / 0.260
G24     45.1           17.5                2.5 +/-    0.57       5.9 +/-    0.57  0.090 / 0.200
G27     240.7          23.4                4.6 +/-    1.16       9.4 +/-    1.16  0.100 / 0.250
G31     179.2          20.7                5.7 +/-    1.85      12.3 +/-    1.85  0.030 / 0.030
G32     297.7          76.8                4.9 +/-    0.73       5.1 +/-    0.73  0.030 / 0.040