PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-00:42:30
G08     298.7          21.1                8.6 +/-    2.05      18.4 +/-    2.05  0.050 / 0.090
G10     9.1            62.7                7.9 +/-    0.44       8.8 +/-    0.44  0.060 / 0.100
G14     228.2          44.2               13.4 +/-    1.38      18.2 +/-    1.38  0.050 / 0.120
G20     64.3           52.6                9.2 +/-    0.98      11.2 +/-    0.98  0.070 / 0.110
G21     146.5          42.3               10.6 +/-    0.76      14.9 +/-    0.76  0.040 / 0.030
G24     57.7           26.5                8.1 +/-    1.71      15.3 +/-    1.71  0.050 / 0.030
G27     255.9          32.6               11.3 +/-    1.97      18.8 +/-    1.97  0.040 / 0.080
G32     242.9          66.6                9.9 +/-    0.92      10.7 +/-    0.92  0.050 / 0.080