PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/08/12-23:58:10
G08     317.4          13.4                7.4 +/-    1.19      19.2 +/-    1.19  0.080 / 0.100
G10     324.1          58.9                9.8 +/-    0.91      11.3 +/-    0.91  0.070 / 0.100
G14     214.9          24.0               12.9 +/-    2.22      25.8 +/-    2.22  0.130 / 0.250
G15     46.1           15.3                7.9 +/-    1.38      19.6 +/-    1.38  0.110 / 0.330
G20     26.4           62.3                9.0 +/-    0.56      10.0 +/-    0.56  0.040 / 0.060
G21     127.4          63.4               10.4 +/-    0.72      11.5 +/-    0.72  0.040 / 0.050
G24     81.8           30.3               10.2 +/-    0.63      17.8 +/-    0.63  0.030 / 0.040
G27     283.2          37.9                9.2 +/-    1.01      13.9 +/-    1.01  0.040 / 0.040
G32     218.1          46.1               13.1 +/-    0.99      17.4 +/-    0.99  0.060 / 0.120