PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/06-22:57:40
G08     293.1          23.3               15.0 +/-    1.46      30.5 +/-    1.46  0.060 / 0.110
G10     2.9            63.0               13.6 +/-    0.48      15.1 +/-    0.48  0.060 / 0.080
G14     229.3          46.9               18.8 +/-    0.61      24.7 +/-    0.61  0.060 / 0.100
G18     62.3           51.6               15.1 +/-    0.73      18.6 +/-    0.73  0.040 / 0.090
G21     145.2          39.3               16.5 +/-    0.78      24.3 +/-    0.78  0.040 / 0.040
G24     58.3           27.1               14.7 +/-    0.79      27.4 +/-    0.79  0.030 / 0.040
G27     253.8          32.0               16.9 +/-    2.30      28.4 +/-    2.30  0.090 / 0.120
G32     241.9          63.1               18.2 +/-    0.91      20.1 +/-    0.91  0.080 / 0.100