PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/09/22-23:57:40
G01     309.6          32.7                7.3 +/-    1.02      12.1 +/-    1.02  0.080 / 0.100
G10     102.2          40.8                8.1 +/-    0.63      11.6 +/-    0.63  0.070 / 0.090
G11     287.8          26.4                9.0 +/-    2.13      17.0 +/-    2.13  0.030 / 0.050
G14     339.4          69.2                7.2 +/-    0.52       7.6 +/-    0.52  0.040 / 0.040
G18     282.9          49.6               10.0 +/-    0.95      12.6 +/-    0.95  0.050 / 0.070
G20     118.5          15.7                8.5 +/-    2.26      20.8 +/-    2.26  0.050 / 0.060
G22     308.3          21.2                5.5 +/-    1.39      11.8 +/-    1.39  0.210 / 0.250
G25     87.2           15.0                9.0 +/-    3.02      22.5 +/-    3.02  0.100 / 0.210
G31     166.8          61.5                9.5 +/-    0.80      10.7 +/-    0.80  0.230 / 0.300
G32     32.4           55.0                7.3 +/-    0.83       8.7 +/-    0.83  0.210 / 0.240