PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/26-15:12:30
G08     321.2          10.7              -12.9 +/-   25.70     -35.5 +/-   25.70  0.030 / 0.040
G10     301.4          53.3                5.2 +/-    0.68       6.3 +/-    0.68  0.030 / 0.040
G14     210.5          14.4                5.9 +/-    2.49      15.0 +/-    2.49  0.180 / 0.450
G15     45.9           26.9                4.4 +/-    1.78       8.3 +/-    1.78  0.260 / 0.530
G20     358.4          65.2                6.7 +/-    0.92       7.3 +/-    0.92  0.040 / 0.040
G21     108.1          69.0                7.0 +/-    0.56       7.5 +/-    0.56  0.040 / 0.040
G24     90.7           26.7                9.7 +/-    1.16      18.2 +/-    1.16  0.100 / 0.200
G27     300.6          33.4                5.9 +/-    1.18       9.6 +/-    1.18  0.100 / 0.150
G32     211.6          33.0                5.9 +/-    2.45       9.8 +/-    2.45  0.060 / 0.100