PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/03-17:28:10
G10     287.9          49.4                7.4 +/-    0.95       9.4 +/-    0.95  0.070 / 0.090
G15     47.5           33.0                6.2 +/-    0.57      10.3 +/-    0.57  0.060 / 0.110
G20     339.5          65.4                5.9 +/-    0.97       6.4 +/-    0.97  0.040 / 0.050
G21     63.9           76.9                7.5 +/-    0.67       7.7 +/-    0.67  0.040 / 0.040
G24     107.7          23.2                9.2 +/-    1.98      18.7 +/-    1.98  0.090 / 0.230
G27     308.4          30.4                8.3 +/-    2.06      14.5 +/-    2.06  0.090 / 0.200
G29     168.3          15.8                8.3 +/-    2.41      20.2 +/-    2.41  0.090 / 0.150
G32     207.0          25.5                8.5 +/-    1.19      16.4 +/-    1.19  0.130 / 0.170