PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-04:43:10
G01     117.6          17.1               11.2 +/-    0.96      26.4 +/-    0.96  0.040 / 0.070
G07     79.0           66.7                7.9 +/-    0.71       8.5 +/-    0.71  0.060 / 0.070
G08     45.3           32.1                4.5 +/-    0.54       7.6 +/-    0.54  0.040 / 0.040
G09     174.7          24.4               10.6 +/-    2.42      20.9 +/-    2.42  0.040 / 0.030
G11     111.7          41.1               12.6 +/-    0.46      18.0 +/-    0.46  0.060 / 0.080
G13     317.5          20.1                4.9 +/-    0.99      10.8 +/-    0.99  0.060 / 0.090
G17     200.6          23.5                8.4 +/-    1.52      17.1 +/-    1.52  0.030 / 0.040
G28     280.1          51.1                9.6 +/-    1.16      12.0 +/-    1.16  0.030 / 0.040
G30     338.1          65.5                6.0 +/-    0.87       6.5 +/-    0.87  0.050 / 0.080