PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/22-22:58:10
G10     309.0          55.8                9.8 +/-    0.73      11.6 +/-    0.73  0.040 / 0.050
G14     211.8          15.8               15.7 +/-    3.22      38.3 +/-    3.22  0.030 / 0.050
G15     45.6           23.0                7.0 +/-    0.55      14.4 +/-    0.55  0.320 / 0.580
G20     8.2            64.4                9.8 +/-    0.44      10.7 +/-    0.44  0.210 / 0.410
G21     111.8          70.7               11.5 +/-    1.16      12.2 +/-    1.16  0.060 / 0.070
G24     92.0           28.7                9.8 +/-    1.36      17.7 +/-    1.36  0.080 / 0.080
G27     294.1          36.5               11.2 +/-    1.42      17.3 +/-    1.42  0.070 / 0.120
G32     213.0          37.8               13.3 +/-    2.17      20.1 +/-    2.17  0.080 / 0.140