PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/09/24-21:28:10
G10     297.7          52.0                9.9 +/-    1.63      12.2 +/-    1.63  0.060 / 0.100
G14     210.3          11.3                2.9 +/-   31.72       7.9 +/-   31.72  0.060 / 0.100
G15     46.8           32.8                7.3 +/-    0.80      12.0 +/-    0.80  0.290 / 0.540
G20     352.6          65.4                8.0 +/-    1.04       8.7 +/-    1.04  0.120 / 0.360
G21     96.8           73.9               11.8 +/-    0.47      12.3 +/-    0.47  0.080 / 0.140
G24     94.5           26.2               11.5 +/-    1.06      21.9 +/-    1.06  0.090 / 0.160
G27     301.4          33.5                9.5 +/-    1.21      15.5 +/-    1.21  0.040 / 0.050
G32     210.4          33.0               11.2 +/-    1.43      18.4 +/-    1.43  0.040 / 0.040