PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/26-05:12:40
G01     75.1           32.1                5.1 +/-    0.97       8.6 +/-    0.97  0.030 / 0.030
G07     133.5          36.2                7.2 +/-    0.45      11.2 +/-    0.45  0.040 / 0.030
G11     60.0           38.1                5.4 +/-    1.36       8.2 +/-    1.36  0.070 / 0.180
G13     280.3          39.1                8.8 +/-    1.67      13.0 +/-    1.67  0.110 / 0.190
G15     305.1          15.2                3.0 +/-    1.57       7.5 +/-    1.57  0.070 / 0.060
G17     222.9          64.4                9.2 +/-    0.80      10.0 +/-    0.80  0.050 / 0.060
G19     219.0          39.2                7.8 +/-    1.50      11.4 +/-    1.50  0.040 / 0.040
G28     350.8          61.5                5.3 +/-    0.91       6.0 +/-    0.91  0.040 / 0.030
G30     127.8          71.5                7.3 +/-    1.08       7.6 +/-    1.08  0.100 / 0.110