PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/02-15:57:50
G08     320.8          11.0               -5.1 +/-   32.18     -13.9 +/-   32.18  0.060 / 0.080
G10     307.0          55.4                7.3 +/-    0.89       8.6 +/-    0.89  0.050 / 0.080
G14     211.8          11.6               -1.1 +/-   23.37      -3.0 +/-   23.37  0.160 / 0.420
G15     45.4           20.8                4.6 +/-    1.46       9.9 +/-    1.46  0.150 / 0.440
G20     11.4           64.0                7.3 +/-    0.54       8.0 +/-    0.54  0.040 / 0.040
G21     109.8          70.3                9.3 +/-    1.21       9.8 +/-    1.21  0.040 / 0.040
G24     94.3           28.4                7.7 +/-    0.89      13.9 +/-    0.89  0.160 / 0.360
G27     295.4          36.4                8.3 +/-    1.28      12.8 +/-    1.28  0.190 / 0.410
G32     211.7          38.2                8.3 +/-    1.55      12.4 +/-    1.55  0.040 / 0.050