PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/10/26-20:43:10
G08     315.0          15.9               11.2 +/-    2.85      27.2 +/-    2.85  0.060 / 0.080
G10     316.3          56.8               11.8 +/-    0.77      13.8 +/-    0.77  0.050 / 0.100
G14     214.4          24.6               19.2 +/-    2.59      37.9 +/-    2.59  0.080 / 0.550
G15     45.7           16.7               11.0 +/-    0.83      26.3 +/-    0.83  0.090 / 0.460
G18     26.3           62.2               12.8 +/-    0.56      14.3 +/-    0.56  0.080 / 0.110
G20     80.2           10.7               13.6 +/-    3.18      37.4 +/-    3.18  0.080 / 0.120
G21     125.3          61.2               14.8 +/-    0.63      16.6 +/-    0.63  0.040 / 0.050
G24     84.8           30.1               15.1 +/-    0.77      26.4 +/-    0.77  0.040 / 0.060
G27     283.4          38.0               11.8 +/-    1.05      17.7 +/-    1.05  0.030 / 0.070
G32     217.8          41.9               17.2 +/-    1.24      24.3 +/-    1.24  0.050 / 0.070