PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-16:12:40
G05     51.6           12.8                7.0 +/-    1.68      18.4 +/-    1.68  0.050 / 0.120
G10     242.6          21.5               11.9 +/-    1.54      25.2 +/-    1.54  0.080 / 0.120
G13     62.9           33.1                8.4 +/-    0.36      13.8 +/-    0.36  0.040 / 0.070
G15     103.4          56.7               11.0 +/-    0.54      12.9 +/-    0.54  0.040 / 0.060
G16     304.6          15.4                5.2 +/-    5.99      12.7 +/-    5.99  0.150 / 0.750
G20     259.4          46.2               10.7 +/-    0.93      14.2 +/-    0.93  0.130 / 0.580
G21     323.2          53.0               10.4 +/-    1.09      12.6 +/-    1.09  0.030 / 0.040
G26     277.8          18.6                7.5 +/-    1.82      17.1 +/-    1.82  0.030 / 0.050
G29     160.0          62.6               11.8 +/-    0.79      13.1 +/-    0.79  0.050 / 0.110