PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/16-22:12:40
G01     308.8          31.8                6.2 +/-    2.05      10.4 +/-    2.05  0.090 / 0.150
G10     103.5          42.3                9.9 +/-    0.59      14.0 +/-    0.59  0.090 / 0.160
G11     284.1          28.5                7.0 +/-    1.11      12.6 +/-    1.11  0.070 / 0.100
G14     354.0          67.6                6.6 +/-    0.95       7.1 +/-    0.95  0.070 / 0.110
G18     116.1          15.0                9.6 +/-    1.67      23.8 +/-    1.67  0.040 / 0.040
G22     308.6          23.2                5.5 +/-    1.15      11.2 +/-    1.15  0.030 / 0.040
G25     83.3           15.9                8.4 +/-    1.43      20.5 +/-    1.43  0.060 / 0.220
G31     173.9          60.0               12.5 +/-    0.87      14.2 +/-    0.87  0.080 / 0.260
G32     31.5           55.5                6.0 +/-    0.80       7.1 +/-    0.80  0.030 / 0.050