PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/14-01:42:50
G08     271.1          17.6               10.6 +/-    1.22      24.8 +/-    1.22  0.040 / 0.060
G10     64.8           56.6                9.3 +/-    0.27      10.9 +/-    0.27  0.050 / 0.060
G11     311.6          17.0               -6.5 +/-   15.85     -15.4 +/-   15.85  0.120 / 0.170
G14     266.1          65.8                7.6 +/-    0.90       8.2 +/-    0.90  0.090 / 0.200
G18     312.0          33.3                7.9 +/-    3.14      13.0 +/-    3.14  0.030 / 0.030
G20     96.6           35.8                8.5 +/-    0.81      13.3 +/-    0.81  0.030 / 0.030
G21     155.5          15.4               10.2 +/-    2.41      25.1 +/-    2.41  0.150 / 0.290
G27     231.4          15.8               12.2 +/-    1.00      29.9 +/-    1.00  0.210 / 0.320
G31     176.8          32.4                3.9 +/-    2.06       6.5 +/-    2.06  0.130 / 0.330
G32     340.1          74.0                8.1 +/-    0.80       8.4 +/-    0.80  0.180 / 0.270