PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/09-22:28:10
G08     300.9          22.2               10.2 +/-    1.50      21.2 +/-    1.50  0.050 / 0.100
G10     346.6          61.8               11.1 +/-    0.59      12.4 +/-    0.59  0.040 / 0.080
G14     223.3          39.8               15.2 +/-    1.16      22.2 +/-    1.16  0.030 / 0.030
G18     51.9           55.4               12.2 +/-    0.26      14.4 +/-    0.26  0.030 / 0.030
G21     140.6          46.7               13.8 +/-    1.36      18.1 +/-    1.36  0.030 / 0.050
G24     66.2           29.5               11.7 +/-    0.84      20.8 +/-    0.84  0.030 / 0.040
G27     262.5          35.3               14.0 +/-    1.37      22.1 +/-    1.37  0.080 / 0.100
G32     231.6          56.6               15.6 +/-    0.98      18.3 +/-    0.98  0.090 / 0.110