PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/05-18:12:50
G01     319.4          18.5                7.5 +/-    1.42      17.1 +/-    1.42  0.380 / 0.420
G08     258.9          14.7                8.4 +/-    2.38      21.0 +/-    2.38  0.330 / 0.470
G10     77.5           52.4                9.7 +/-    1.17      11.9 +/-    1.17  0.040 / 0.050
G11     308.2          18.8                6.4 +/-    1.26      14.4 +/-    1.26  0.040 / 0.040
G14     278.7          67.1                8.7 +/-    0.61       9.3 +/-    0.61  0.170 / 0.360
G20     104.8          27.7                9.9 +/-    1.10      18.2 +/-    1.10  0.110 / 0.340
G27     225.4          10.7                7.5 +/-   15.11      20.6 +/-   15.11  0.040 / 0.030
G31     176.7          38.8                9.3 +/-    1.41      13.8 +/-    1.41  0.040 / 0.040
G32     7.0            68.4                8.2 +/-    0.44       8.8 +/-    0.44  0.070 / 0.070