PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/16-04:42:50
G01     272.7          41.3                8.1 +/-    1.07      11.5 +/-    1.07  0.080 / 0.070
G03     315.4          26.7                3.5 +/-    1.38       6.6 +/-    1.38  0.060 / 0.050
G10     128.9          17.8                5.7 +/-    1.04      13.2 +/-    1.04  0.050 / 0.090
G11     250.7          20.7               11.9 +/-    2.42      25.8 +/-    2.42  0.050 / 0.070
G14     40.3           51.8                4.5 +/-    0.57       5.5 +/-    0.57  0.040 / 0.070
G18     235.3          40.0                9.9 +/-    1.42      14.4 +/-    1.42  0.040 / 0.070
G22     314.2          49.7                6.1 +/-    1.35       7.7 +/-    1.35  0.100 / 0.230
G25     53.0           16.6                3.1 +/-    0.65       7.3 +/-    0.65  0.090 / 0.230
G31     56.2           72.7                7.4 +/-    0.92       7.8 +/-    0.92  0.110 / 0.250
G32     64.1           31.7                4.5 +/-    1.15       7.5 +/-    1.15  0.120 / 0.270