PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/15-01:28:10
G08     297.1          23.0                6.3 +/-    1.44      12.8 +/-    1.44  0.070 / 0.090
G10     357.1          62.6                6.6 +/-    0.69       7.3 +/-    0.69  0.060 / 0.110
G14     225.8          40.7               10.3 +/-    2.01      14.9 +/-    2.01  0.050 / 0.070
G20     348.5          64.4                9.0 +/-    0.65       9.8 +/-    0.65  0.060 / 0.060
G21     144.0          46.4               10.3 +/-    0.87      13.6 +/-    0.87  0.060 / 0.100
G24     59.3           26.5                8.1 +/-    1.26      15.3 +/-    1.26  0.050 / 0.120
G27     260.1          33.9                9.8 +/-    0.91      15.9 +/-    0.91  0.080 / 0.180
G32     238.2          65.6               11.3 +/-    0.82      12.2 +/-    0.82  0.090 / 0.190