PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/12-22:43:10
G10     273.3          42.9                9.6 +/-    1.03      13.4 +/-    1.03  0.110 / 0.330
G13     39.4           13.2                7.1 +/-    2.69      18.5 +/-    2.69  0.100 / 0.370
G15     54.4           44.9                8.5 +/-    1.23      11.5 +/-    1.23  0.030 / 0.040
G16     274.4          10.7                6.1 +/-    3.20      16.7 +/-    3.20  0.040 / 0.040
G20     308.5          62.3                9.3 +/-    0.70      10.3 +/-    0.70  0.300 / 0.310
G21     14.9           74.3                9.2 +/-    0.53       9.5 +/-    0.53  0.120 / 0.340
G24     117.2          17.1               10.7 +/-    1.16      25.2 +/-    1.16  0.040 / 0.060
G27     316.5          22.3                7.0 +/-    1.49      14.5 +/-    1.49  0.040 / 0.060
G29     167.6          25.9                9.0 +/-    1.16      17.3 +/-    1.16  0.120 / 0.550
G32     204.9          13.3               10.5 +/-    3.32      27.3 +/-    3.32  0.140 / 0.470