PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-05:57:50
G01     82.1           31.9                7.9 +/-    0.98      13.3 +/-    0.98  0.030 / 0.030
G07     129.2          41.1               12.3 +/-    0.53      17.5 +/-    0.53  0.030 / 0.020
G11     65.5           40.8                6.7 +/-    1.76       9.6 +/-    1.76  0.130 / 0.280
G13     287.7          38.5                6.9 +/-    2.37      10.2 +/-    2.37  0.110 / 0.250
G15     310.3          13.1                2.0 +/-    1.95       5.3 +/-    1.95  0.030 / 0.050
G17     216.8          58.3               13.5 +/-    1.40      15.5 +/-    1.40  0.050 / 0.030
G19     215.7          33.8               11.3 +/-    1.50      18.4 +/-    1.50  0.040 / 0.040
G28     340.2          61.3                5.7 +/-    0.40       6.4 +/-    0.40  0.030 / 0.050
G30     114.5          76.2                8.0 +/-    0.68       8.3 +/-    0.68  0.060 / 0.080