PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/15-00:42:40
G01     236.0          27.9               12.3 +/-    0.96      22.6 +/-    0.96  0.040 / 0.030
G03     311.7          54.2                8.7 +/-    1.14      10.4 +/-    1.14  0.030 / 0.040
G14     69.7           36.5                8.0 +/-    0.92      12.4 +/-    0.92  0.050 / 0.100
G16     154.9          30.3               11.3 +/-    1.12      19.6 +/-    1.12  0.060 / 0.110
G22     279.0          73.2                9.6 +/-    0.36      10.0 +/-    0.36  0.050 / 0.050
G23     296.2          27.8                9.3 +/-    3.16      17.1 +/-    3.16  0.070 / 0.060
G26     122.1          47.4               10.1 +/-    0.75      13.1 +/-    0.75  0.090 / 0.170
G31     41.7           45.1                7.3 +/-    0.80       9.8 +/-    0.80  0.140 / 0.140
G32     87.3           14.5                6.5 +/-    1.92      16.4 +/-    1.92  0.050 / 0.050