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                8.8 +/-    2.97      12.5 +/-    2.97  0.140 / 0.060
G03     315.4          26.7                4.7 +/-    3.61       8.9 +/-    3.61  0.120 / 0.050
G10     128.9          17.8                5.5 +/-    1.47      12.8 +/-    1.47  0.040 / 0.060
G11     250.7          20.7               10.8 +/-    3.03      23.3 +/-    3.03  0.080 / 0.060
G14     40.3           51.8                6.1 +/-    1.14       7.5 +/-    1.14  0.160 / 0.310
G18     235.3          40.0                9.5 +/-    1.44      13.9 +/-    1.44  0.150 / 0.280
G22     314.2          49.7                5.4 +/-    1.46       6.9 +/-    1.46  0.040 / 0.050
G25     53.0           16.6                4.9 +/-    3.99      11.7 +/-    3.99  0.050 / 0.060
G31     56.2           72.7                6.5 +/-    0.33       6.7 +/-    0.33  0.230 / 0.150
G32     64.1           31.7                4.0 +/-    1.37       6.8 +/-    1.37  0.190 / 0.260