PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/09/23-22:43:10
G08     319.3          12.5               11.0 +/-    0.81      29.1 +/-    0.81  0.080 / 0.110
G10     305.1          53.8               13.5 +/-    0.95      16.3 +/-    0.95  0.090 / 0.130
G14     211.8          18.6               16.6 +/-    4.28      37.9 +/-    4.28  0.030 / 0.050
G15     45.6           23.4               10.1 +/-    0.83      20.6 +/-    0.83  0.030 / 0.040
G18     11.1           64.7               11.5 +/-    0.64      12.6 +/-    0.64  0.080 / 0.100
G20     75.7           14.1               11.2 +/-    2.77      28.4 +/-    2.77  0.080 / 0.090
G21     113.4          68.5               15.0 +/-    0.69      16.0 +/-    0.69  0.070 / 0.270
G24     92.7           28.6               14.2 +/-    1.51      25.6 +/-    1.51  0.100 / 0.210
G27     291.9          37.0               15.5 +/-    0.84      23.7 +/-    0.84  0.050 / 0.080
G32     214.1          34.8               17.7 +/-    1.05      28.3 +/-    1.05  0.070 / 0.090