PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/12-16:28:10
G10     247.8          24.8               12.3 +/-    1.00      24.1 +/-    1.00  0.060 / 0.050
G13     56.6           31.3                9.7 +/-    0.63      16.5 +/-    0.63  0.040 / 0.050
G15     98.0           58.9               11.7 +/-    0.57      13.5 +/-    0.57  0.130 / 0.640
G16     299.6          15.3                4.7 +/-    2.19      11.7 +/-    2.19  0.150 / 0.550
G20     265.5          48.7               10.8 +/-    1.30      13.9 +/-    1.30  0.060 / 0.110
G21     332.4          59.1                8.1 +/-    0.77       9.3 +/-    0.77  0.050 / 0.130
G26     272.6          16.6               10.4 +/-    1.44      25.0 +/-    1.44  0.040 / 0.040
G29     162.9          53.2               12.6 +/-    0.51      15.3 +/-    0.51  0.040 / 0.040