PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-14:57:40
G05     48.6           18.6                7.3 +/-    1.68      16.7 +/-    1.68  0.100 / 0.200
G10     237.0          15.6               10.6 +/-    2.61      26.1 +/-    2.61  0.080 / 0.130
G13     72.4           34.9               11.2 +/-    1.36      17.9 +/-    1.36  0.130 / 0.270
G15     117.2          53.7               14.4 +/-    1.03      17.4 +/-    1.03  0.140 / 0.310
G16     311.9          13.5                3.9 +/-    3.54      10.1 +/-    3.54  0.030 / 0.020
G20     251.1          40.8               14.6 +/-    2.67      21.0 +/-    2.67  0.030 / 0.030
G21     315.5          48.0               11.3 +/-    0.74      14.6 +/-    0.74  0.040 / 0.050
G26     286.0          19.9                9.5 +/-    2.68      20.9 +/-    2.68  0.050 / 0.060
G29     154.8          71.8               15.0 +/-    0.31      15.7 +/-    0.31  0.280 / 0.390