PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/08/10-22:12:40
G05     48.1           19.0                6.6 +/-    0.86      14.8 +/-    0.86  0.060 / 0.160
G10     234.8          10.8               -1.7 +/-   45.07      -4.6 +/-   45.07  0.060 / 0.170
G13     78.5           36.3                9.5 +/-    0.74      14.7 +/-    0.74  0.090 / 0.400
G15     132.7          50.2               12.4 +/-    1.10      15.5 +/-    1.10  0.150 / 0.400
G16     314.7          12.6                9.7 +/-    1.64      25.5 +/-    1.64  0.120 / 0.390
G20     240.3          8.5                 6.9 +/-    1.67      19.8 +/-    1.67  0.140 / 0.340
G21     310.2          44.7                9.5 +/-    1.61      12.9 +/-    1.61  0.030 / 0.030
G25     199.9          12.3               10.1 +/-    2.24      26.9 +/-    2.24  0.040 / 0.030
G26     288.2          21.1               10.7 +/-    2.01      23.0 +/-    2.01  0.050 / 0.080
G29     154.1          76.4               10.6 +/-    1.01      10.8 +/-    1.01  0.050 / 0.090