PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/13-06:57:50
G01     49.9           24.9                5.0 +/-    2.06       9.8 +/-    2.06  0.140 / 0.340
G06     176.9          23.4                7.3 +/-    1.70      14.8 +/-    1.70  0.100 / 0.280
G07     145.2          14.0                6.9 +/-    1.78      17.5 +/-    1.78  0.040 / 0.060
G11     45.7           19.9                3.3 +/-    1.04       7.3 +/-    1.04  0.040 / 0.070
G13     250.7          32.3               11.0 +/-    1.74      18.3 +/-    1.74  0.090 / 0.180
G15     283.2          16.4                6.5 +/-    1.60      15.8 +/-    1.60  0.090 / 0.280
G17     303.6          79.4                8.0 +/-    0.96       8.1 +/-    0.96  0.050 / 0.060
G19     243.7          60.9               10.5 +/-    1.17      11.8 +/-    1.17  0.050 / 0.050
G28     36.7           58.3                6.6 +/-    0.47       7.6 +/-    0.47  0.050 / 0.060
G30     150.0          46.8               12.0 +/-    0.62      15.8 +/-    0.62  0.050 / 0.050