PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/11-00:28:10
G01     315.1          26.5                7.5 +/-    1.09      14.2 +/-    1.09  0.050 / 0.050
G10     92.5           46.4                8.7 +/-    0.95      11.5 +/-    0.95  0.040 / 0.050
G11     296.3          25.0                6.5 +/-    1.45      12.7 +/-    1.45  0.110 / 0.160
G14     316.4          70.7                7.3 +/-    0.54       7.7 +/-    0.54  0.100 / 0.170
G18     295.0          46.4                8.9 +/-    4.79      11.7 +/-    4.79  0.170 / 0.280
G20     112.7          22.1                9.6 +/-    1.42      20.1 +/-    1.42  0.150 / 0.260
G22     304.9          15.1                6.2 +/-    1.20      15.5 +/-    1.20  0.080 / 0.060
G25     94.9           11.7                7.7 +/-    3.45      20.8 +/-    3.45  0.060 / 0.080
G31     171.5          52.4               10.0 +/-    0.54      12.3 +/-    0.54  0.030 / 0.040
G32     21.8           61.3                6.6 +/-    0.73       7.4 +/-    0.73  0.030 / 0.050