PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/06-21:43:00
G02     348.8          77.4                8.6 +/-    0.93       8.8 +/-    0.93  0.140 / 0.140
G05     162.8          35.3               12.8 +/-    1.00      20.2 +/-    1.00  0.130 / 0.170
G06     41.3           39.9                8.7 +/-    1.30      12.7 +/-    1.30  0.040 / 0.030
G12     311.1          70.0                7.3 +/-    0.62       7.7 +/-    0.62  0.040 / 0.030
G17     86.4           11.3                9.8 +/-    2.49      26.6 +/-    2.49  0.160 / 0.150
G19     76.3           25.4               10.3 +/-    0.80      19.9 +/-    0.80  0.160 / 0.120
G24     227.1          21.6               12.6 +/-    1.75      26.7 +/-    1.75  0.070 / 0.130
G25     316.8          29.7                9.9 +/-    1.66      17.4 +/-    1.66  0.070 / 0.140
G29     287.5          11.4                2.9 +/-   26.53       7.8 +/-   26.53  0.210 / 0.190