PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/30-15:58:00
G05     52.3           10.4                7.0 +/-    3.32      19.5 +/-    3.32  0.530 / 0.330
G10     242.4          18.5               12.4 +/-    2.90      28.3 +/-    2.90  0.160 / 0.270
G13     65.6           35.6                8.7 +/-    1.63      13.7 +/-    1.63  0.050 / 0.090
G15     105.4          56.3               11.3 +/-    1.18      13.2 +/-    1.18  0.050 / 0.090
G16     310.4          12.3                8.2 +/-    1.68      21.7 +/-    1.68  0.100 / 0.130
G18     256.3          50.7               11.2 +/-    2.20      14.1 +/-    2.20  0.090 / 0.130
G20     32.9           59.9                9.4 +/-    0.52      10.7 +/-    0.52  0.030 / 0.040
G21     327.3          56.7                9.4 +/-    0.47      11.0 +/-    0.47  0.030 / 0.040
G26     281.2          18.3               10.0 +/-    0.69      22.9 +/-    0.69  0.050 / 0.040
G29     158.4          56.5               11.0 +/-    0.32      13.0 +/-    0.32  0.040 / 0.050