PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/08/10-01:42:50
G08     320.5          11.2               -3.2 +/-   35.28      -8.7 +/-   35.28  0.170 / 0.160
G10     301.5          52.7                8.1 +/-    1.20       9.9 +/-    1.20  0.110 / 0.160
G14     211.0          16.8               13.3 +/-    1.12      31.6 +/-    1.12  0.030 / 0.040
G15     45.9           27.1                4.2 +/-    5.88       7.8 +/-    5.88  0.030 / 0.040
G18     3.0            65.6              -32.9 +/-   56.26     -35.8 +/-   56.26  0.070 / 0.100
G20     74.4           14.6                7.6 +/-    2.57      19.1 +/-    2.57  0.080 / 0.100
G21     106.5          71.6               10.6 +/-    0.63      11.1 +/-    0.63  0.040 / 0.040
G24     95.2           27.8                9.6 +/-    0.94      17.5 +/-    0.94  0.040 / 0.030
G27     294.7          36.4               10.0 +/-    1.18      15.5 +/-    1.18  0.060 / 0.070
G32     212.6          34.3               11.5 +/-    2.64      18.4 +/-    2.64  0.070 / 0.070