PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/17-17:27:50
G08     312.3          17.8                9.0 +/-    2.62      20.9 +/-    2.62  0.050 / 0.070
G10     330.0          59.9               23.6 +/-    0.76      26.8 +/-    0.76  0.060 / 0.060
G14     216.4          23.2               11.4 +/-    1.45      23.2 +/-    1.45  0.180 / 0.260
G15     46.5           10.4                7.4 +/-    2.87      20.4 +/-    2.87  0.120 / 0.320
G20     37.0           59.9                8.3 +/-    0.67       9.5 +/-    0.67  0.150 / 0.210
G21     131.1          59.8                9.6 +/-    0.95      10.9 +/-    0.95  0.110 / 0.220
G24     79.2           30.7                8.9 +/-    0.88      15.4 +/-    0.88  0.030 / 0.040
G27     278.9          38.2               10.0 +/-    1.99      15.0 +/-    1.99  0.050 / 0.050
G32     219.8          50.9                9.7 +/-    1.40      12.1 +/-    1.40  0.030 / 0.030