PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-19:42:30
G01     319.9          16.7                9.5 +/-    2.26      22.7 +/-    2.26  0.290 / 0.420
G08     261.5          15.6               10.3 +/-    4.30      25.2 +/-    4.30  0.260 / 0.500
G10     74.5           53.5               11.7 +/-    0.48      14.2 +/-    0.48  0.040 / 0.050
G11     309.1          18.4                8.9 +/-    3.10      20.3 +/-    3.10  0.040 / 0.050
G14     273.8          66.0               12.4 +/-    0.58      13.5 +/-    0.58  0.200 / 0.360
G20     102.9          29.6               11.4 +/-    1.76      20.1 +/-    1.76  0.140 / 0.340
G27     226.8          11.9                7.6 +/-   15.39      20.4 +/-   15.39  0.030 / 0.030
G31     176.5          37.4               12.2 +/-    1.43      18.5 +/-    1.43  0.040 / 0.040
G32     2.3            69.9               10.8 +/-    0.52      11.5 +/-    0.52  0.060 / 0.070