PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/10-03:28:10
G08     276.5          21.9                9.8 +/-    1.06      20.6 +/-    1.06  0.030 / 0.030
G10     36.9           62.4                6.1 +/-    0.65       6.8 +/-    0.65  0.030 / 0.030
G11     316.3          11.8                2.3 +/-   17.33       6.1 +/-   17.33  0.080 / 0.150
G14     247.9          60.3               11.0 +/-    0.91      12.5 +/-    0.91  0.080 / 0.170
G18     79.4           44.3              -11.3 +/-   47.38     -15.4 +/-   47.38  0.040 / 0.070
G21     151.7          25.9                9.9 +/-    1.42      19.0 +/-    1.42  0.050 / 0.070
G24     46.0           19.0                5.7 +/-    0.78      12.8 +/-    0.78  0.060 / 0.130
G27     239.1          22.8                8.8 +/-    1.89      18.0 +/-    1.89  0.050 / 0.140
G31     180.8          19.0               10.5 +/-    2.20      23.7 +/-    2.20  0.090 / 0.170
G32     287.5          75.0                8.1 +/-    0.72       8.3 +/-    0.72  0.160 / 0.220