PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/09-04:42:50
G08     308.8          19.1                8.6 +/-    1.60      19.4 +/-    1.60  0.040 / 0.060
G10     339.3          61.1                5.4 +/-    0.99       6.1 +/-    0.99  0.040 / 0.060
G14     218.9          33.1               11.2 +/-    2.00      18.5 +/-    2.00  0.060 / 0.090
G20     41.8           59.4                6.5 +/-    1.14       7.4 +/-    1.14  0.080 / 0.080
G21     136.6          54.8               -0.3 +/-    1.19      -0.4 +/-    1.19  0.030 / 0.030
G24     71.2           29.7                5.7 +/-    0.69      10.0 +/-    0.69  0.040 / 0.030
G27     273.2          37.1                9.2 +/-    1.04      14.0 +/-    1.04  0.060 / 0.170
G32     224.7          51.7               12.3 +/-    1.09      15.3 +/-    1.09  0.060 / 0.170