PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/10-01:13:10
G03     187.9          13.4                6.5 +/-    4.40      16.8 +/-    4.40  0.150 / 0.350
G07     301.5          44.6                5.5 +/-    0.81       7.5 +/-    0.81  0.120 / 0.330
G08     130.8          36.4               10.2 +/-    1.26      15.8 +/-    1.26  0.060 / 0.120
G09     315.9          75.4                4.6 +/-    0.68       4.7 +/-    0.68  0.070 / 0.140
G16     41.8           30.7                1.6 +/-    0.94       2.7 +/-    0.94  0.060 / 0.070
G23     137.1          73.0                6.1 +/-    0.76       6.3 +/-    0.76  0.050 / 0.090
G27     91.1           37.1                7.1 +/-    0.46      10.8 +/-    0.46  0.140 / 0.330
G30     280.2          16.9                5.1 +/-    2.77      12.1 +/-    2.77  0.130 / 0.410