PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/28-23:57:30
G03     227.7          65.1                5.0 +/-    1.12       5.4 +/-    1.12  0.140 / 0.420
G07     251.7          12.1                5.6 +/-   10.98      15.0 +/-   10.98  0.240 / 0.430
G09     307.3          24.9                5.0 +/-    2.06       9.8 +/-    2.06  0.050 / 0.050
G14     103.8          10.6                7.2 +/-    2.11      19.7 +/-    2.11  0.040 / 0.050
G16     116.4          61.9                5.2 +/-    0.47       5.8 +/-    0.47  0.130 / 0.230
G22     193.4          50.5                6.4 +/-    0.50       8.1 +/-    0.50  0.140 / 0.250
G23     321.5          51.4                4.8 +/-    0.67       5.9 +/-    0.67  0.030 / 0.020
G26     63.5           50.1                3.1 +/-    0.83       3.9 +/-    0.83  0.040 / 0.040
G31     54.2           18.1                2.8 +/-    3.68       6.4 +/-    3.68  0.040 / 0.040