PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/03-18:43:10
G08     301.9          21.6                8.1 +/-    1.28      17.1 +/-    1.28  0.070 / 0.080
G10     347.0          61.9                6.9 +/-    0.75       7.8 +/-    0.75  0.110 / 0.080
G14     223.3          38.9               11.5 +/-    2.03      17.0 +/-    2.03  0.060 / 0.080
G18     53.5           54.5                8.8 +/-    1.03      10.5 +/-    1.03  0.080 / 0.070
G21     140.4          43.9               11.3 +/-    0.53      15.5 +/-    0.53  0.080 / 0.050
G24     66.0           29.4                7.9 +/-    1.34      13.9 +/-    1.34  0.080 / 0.050
G27     262.8          35.3               10.6 +/-    1.22      16.7 +/-    1.22  0.040 / 0.070
G32     232.0          58.8               10.7 +/-    1.95      12.3 +/-    1.95  0.040 / 0.050