PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/19-15:58:00
G10     273.2          43.1                8.4 +/-    1.23      11.6 +/-    1.23  0.210 / 0.150
G13     39.4           13.2                4.9 +/-    1.86      12.8 +/-    1.86  0.100 / 0.160
G15     53.0           42.3                7.5 +/-    1.33      10.5 +/-    1.33  0.140 / 0.300
G16     273.7          11.0                6.6 +/-    3.75      18.0 +/-    3.75  0.120 / 0.380
G20     313.3          63.6                9.3 +/-    0.69      10.2 +/-    0.69  0.090 / 0.110
G21     18.2           74.3                9.5 +/-    0.44       9.9 +/-    0.44  0.070 / 0.120
G24     118.2          16.9               12.3 +/-    2.13      29.1 +/-    2.13  0.050 / 0.040
G27     316.4          22.6                7.2 +/-    1.28      14.8 +/-    1.28  0.050 / 0.040
G29     167.9          27.3               10.2 +/-    1.27      19.0 +/-    1.27  0.090 / 0.050
G32     204.2          14.7                9.2 +/-    2.89      23.1 +/-    2.89  0.070 / 0.070