PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/06-03:43:00
G01     297.0          39.6                6.8 +/-    0.91      10.0 +/-    0.91  0.090 / 0.120
G03     309.7          12.5                5.2 +/-    3.59      13.6 +/-    3.59  0.060 / 0.100
G10     114.8          31.6                7.4 +/-    0.93      12.6 +/-    0.93  0.050 / 0.060
G11     272.1          26.4                7.1 +/-    1.19      13.4 +/-    1.19  0.040 / 0.060
G14     12.3           63.0                5.3 +/-    0.87       5.8 +/-    0.87  0.050 / 0.080
G18     260.6          49.7                6.2 +/-    1.73       7.9 +/-    1.73  0.060 / 0.080
G22     312.7          32.6                4.5 +/-    1.94       7.5 +/-    1.94  0.160 / 0.210
G25     74.1           18.3                3.5 +/-    0.59       8.0 +/-    0.59  0.120 / 0.210
G31     144.9          74.8                7.3 +/-    0.61       7.5 +/-    0.61  0.060 / 0.090
G32     44.6           46.7                3.4 +/-    0.64       4.5 +/-    0.64  0.060 / 0.080