PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/06/24-01:57:50
G10     267.7          39.8               10.3 +/-    0.78      15.1 +/-    0.78  0.040 / 0.040
G13     41.4           17.1                8.3 +/-    0.94      19.5 +/-    0.94  0.060 / 0.050
G15     58.0           47.6                7.7 +/-    0.38      10.0 +/-    0.38  0.090 / 0.160
G16     280.2          12.2                8.6 +/-    1.89      22.9 +/-    1.89  0.110 / 0.170
G20     298.3          60.2                8.5 +/-    0.40       9.6 +/-    0.40  0.060 / 0.070
G21     3.7            71.8                9.2 +/-    0.65       9.7 +/-    0.65  0.060 / 0.100
G24     120.5          14.4               11.6 +/-    1.41      29.2 +/-    1.41  0.150 / 0.450
G27     319.0          18.3                6.7 +/-    1.61      15.5 +/-    1.61  0.170 / 0.500
G29     166.5          29.5                9.9 +/-    1.53      17.4 +/-    1.53  0.110 / 0.260