PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/26-22:27:40
G10     298.5          52.9               10.8 +/-    0.74      13.1 +/-    0.74  0.040 / 0.040
G15     46.2           29.0                6.4 +/-    0.81      11.5 +/-    0.81  0.040 / 0.050
G20     352.8          65.2                8.9 +/-    1.25       9.7 +/-    1.25  0.060 / 0.090
G21     92.5           75.0               10.6 +/-    0.58      10.9 +/-    0.58  0.050 / 0.100
G24     99.4           26.5               12.6 +/-    0.75      23.7 +/-    0.75  0.080 / 0.170
G27     301.5          34.0                9.6 +/-    0.67      15.5 +/-    0.67  0.080 / 0.180
G32     210.0          31.4               11.2 +/-    0.91      19.0 +/-    0.91  0.040 / 0.110