PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/30-18:27:30
G01     320.0          16.4                7.2 +/-    4.03      17.4 +/-    4.03  0.350 / 0.260
G08     261.3          15.9               10.0 +/-    2.22      24.2 +/-    2.22  0.220 / 0.340
G10     73.6           53.8                9.0 +/-    0.86      10.8 +/-    0.86  0.040 / 0.050
G11     310.0          17.6                5.8 +/-    1.67      13.5 +/-    1.67  0.050 / 0.050
G14     272.4          65.7                9.7 +/-    0.67      10.5 +/-    0.67  0.260 / 0.410
G20     102.6          29.6                9.6 +/-    0.95      17.0 +/-    0.95  0.140 / 0.340
G27     227.2          12.3                8.7 +/-    4.68      23.0 +/-    4.68  0.070 / 0.070
G31     177.1          36.3                9.6 +/-    1.41      14.8 +/-    1.41  0.070 / 0.070
G32     1.6            70.2                8.1 +/-    0.33       8.6 +/-    0.33  0.040 / 0.030