PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/05-23:58:00
G10     301.2          53.7                8.6 +/-    1.21      10.4 +/-    1.21  0.060 / 0.080
G14     210.4          11.9                7.4 +/-   14.90      19.9 +/-   14.90  0.060 / 0.080
G15     45.9           26.7                6.8 +/-    0.76      12.8 +/-    0.76  0.120 / 0.460
G20     355.7          65.1                9.0 +/-    0.70       9.8 +/-    0.70  0.130 / 0.650
G21     98.8           73.9                8.4 +/-    0.52       8.7 +/-    0.52  0.040 / 0.050
G24     97.1           27.2                9.6 +/-    1.73      17.8 +/-    1.73  0.040 / 0.040
G27     299.7          34.7                9.8 +/-    0.89      15.7 +/-    0.89  0.070 / 0.160
G32     210.9          32.6               10.4 +/-    1.03      17.3 +/-    1.03  0.070 / 0.120