PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/10/19-00:42:50
G01     259.0          38.7               10.6 +/-    0.76      15.8 +/-    0.76  0.040 / 0.050
G03     316.6          36.3                9.1 +/-    1.06      14.1 +/-    1.06  0.040 / 0.060
G11     241.4          15.4                9.4 +/-    2.10      23.2 +/-    2.10  0.090 / 0.070
G14     53.0           44.9                6.8 +/-    0.50       9.1 +/-    0.50  0.050 / 0.090
G18     224.0          32.1               10.7 +/-    1.12      18.0 +/-    1.12  0.040 / 0.070
G22     310.9          58.9                8.3 +/-    1.42       9.5 +/-    1.42  0.040 / 0.090
G25     42.5           11.3                4.7 +/-    1.43      12.7 +/-    1.43  0.150 / 0.340
G26     141.9          32.5              -21.1 +/-   35.77     -35.2 +/-   35.77  0.160 / 0.300
G31     44.2           66.0                7.4 +/-    0.27       8.1 +/-    0.27  0.090 / 0.290
G32     71.9           26.5                7.0 +/-    0.82      13.1 +/-    0.82  0.080 / 0.250