PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/28-05:57:40
G01     49.3           24.4                3.6 +/-    1.10       7.1 +/-    1.10  0.040 / 0.040
G06     176.9          23.9                6.7 +/-    2.10      13.4 +/-    2.10  0.040 / 0.050
G07     145.5          13.7                7.8 +/-    2.88      20.0 +/-    2.88  0.090 / 0.160
G11     45.7           19.8                2.9 +/-    2.61       6.4 +/-    2.61  0.110 / 0.190
G13     250.0          31.9                7.5 +/-    2.20      12.6 +/-    2.20  0.050 / 0.050
G15     282.0          16.4                5.7 +/-    2.46      13.6 +/-    2.46  0.040 / 0.060
G17     310.0          79.5                6.2 +/-    0.62       6.3 +/-    0.62  0.030 / 0.020
G19     244.8          61.5                7.0 +/-    0.92       7.8 +/-    0.92  0.020 / 0.030
G28     37.4           58.3                6.3 +/-    0.92       7.2 +/-    0.92  0.040 / 0.040
G30     150.4          46.5                8.1 +/-    0.45      10.7 +/-    0.45  0.040 / 0.030