PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/04-16:43:00
G08     321.2          10.7              -12.2 +/-   26.70     -33.4 +/-   26.70  0.280 / 0.400
G10     301.2          53.3                6.1 +/-    1.02       7.4 +/-    1.02  0.150 / 0.460
G14     210.5          14.2                8.6 +/-    3.44      21.8 +/-    3.44  0.030 / 0.030
G15     46.0           27.7                4.8 +/-    2.11       8.8 +/-    2.11  0.030 / 0.030
G20     358.1          65.2                7.0 +/-    0.62       7.6 +/-    0.62  0.100 / 0.110
G21     106.7          70.1                8.4 +/-    0.78       8.9 +/-    0.78  0.090 / 0.110
G24     90.1           26.6                7.8 +/-    1.36      14.7 +/-    1.36  0.210 / 0.250
G27     300.2          33.7                5.1 +/-    1.89       8.4 +/-    1.89  0.200 / 0.280
G32     211.5          33.6                8.6 +/-    2.07      13.9 +/-    2.07  0.100 / 0.080