PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/14-16:42:30
G10     287.3          49.2                7.9 +/-    3.72      10.1 +/-    3.72  0.070 / 0.090
G15     47.5           32.9                7.7 +/-    1.58      12.7 +/-    1.58  0.060 / 0.080
G20     339.2          65.4                8.1 +/-    0.61       8.8 +/-    0.61  0.150 / 0.310
G21     63.0           76.8               10.0 +/-    0.40      10.2 +/-    0.40  0.160 / 0.380
G24     108.1          23.0                8.0 +/-    1.41      16.3 +/-    1.41  0.080 / 0.040
G27     308.7          30.1                7.6 +/-    1.32      13.2 +/-    1.32  0.050 / 0.030
G29     168.3          16.3               12.8 +/-    1.23      30.9 +/-    1.23  0.130 / 0.080
G32     206.8          25.2               11.7 +/-    1.51      22.7 +/-    1.51  0.170 / 0.120