PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/09-23:27:40
G01     315.8          24.5                8.7 +/-    2.69      17.3 +/-    2.69  0.160 / 0.320
G10     91.6           48.0               11.0 +/-    0.35      14.2 +/-    0.35  0.160 / 0.490
G11     294.3          26.7                9.1 +/-    0.68      17.1 +/-    0.68  0.080 / 0.170
G14     322.0          71.0               10.7 +/-    1.02      11.2 +/-    1.02  0.100 / 0.180
G18     294.4          46.7                9.8 +/-    0.98      12.9 +/-    0.98  0.040 / 0.040
G20     111.9          23.3               10.8 +/-    1.09      21.9 +/-    1.09  0.050 / 0.050
G22     304.5          15.4                6.7 +/-    2.63      16.5 +/-    2.63  0.080 / 0.170
G25     91.2           11.7                2.5 +/-   33.97       6.7 +/-   33.97  0.080 / 0.140
G31     173.9          50.8               14.0 +/-    0.65      17.5 +/-    0.65  0.150 / 0.400
G32     22.1           61.1                9.8 +/-    0.59      11.0 +/-    0.59  0.180 / 0.440