PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/16-13:58:00
G02     84.2           12.3                7.4 +/-    1.94      19.5 +/-    1.94  0.040 / 0.070
G05     44.3           35.5                3.5 +/-    0.70       5.5 +/-    0.70  0.050 / 0.080
G13     97.0           32.3                8.7 +/-    0.51      14.5 +/-    0.51  0.060 / 0.110
G15     141.7          39.5                7.7 +/-    0.64      11.3 +/-    0.64  0.080 / 0.110
G20     235.0          25.6                4.3 +/-    3.75       8.3 +/-    3.75  0.150 / 0.290
G21     297.7          35.8                6.7 +/-    1.02      10.5 +/-    1.02  0.160 / 0.280
G25     209.0          26.4                5.2 +/-    1.13       9.8 +/-    1.13  0.060 / 0.110
G26     305.4          17.9                4.5 +/-    1.04      10.3 +/-    1.04  0.070 / 0.120
G29     9.9            84.5                5.1 +/-    0.66       5.2 +/-    0.66  0.030 / 0.030