PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/15-03:12:50
G01     293.1          40.9               10.4 +/-    4.84      14.9 +/-    4.84  0.070 / 0.120
G03     310.9          14.7                5.2 +/-    1.90      13.1 +/-    1.90  0.060 / 0.090
G10     117.4          29.1                8.0 +/-    1.01      14.3 +/-    1.01  0.060 / 0.070
G11     268.9          25.7                8.1 +/-    1.26      15.6 +/-    1.26  0.060 / 0.070
G14     17.2           61.4                7.2 +/-    0.62       8.1 +/-    0.62  0.040 / 0.040
G18     255.6          48.8                8.1 +/-    4.87      10.4 +/-    4.87  0.040 / 0.050
G22     313.4          35.1                5.5 +/-    0.68       8.8 +/-    0.68  0.080 / 0.080
G25     71.0           18.6                6.3 +/-    1.46      14.3 +/-    1.46  0.110 / 0.070
G31     133.1          77.1                7.4 +/-    1.01       7.6 +/-    1.01  0.100 / 0.170
G32     47.8           44.4                6.8 +/-    0.51       9.3 +/-    0.51  0.100 / 0.150