PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-16:43:10
G03     235.4          69.5               10.2 +/-    1.03      10.8 +/-    1.03  0.030 / 0.050
G09     301.8          16.1                6.1 +/-    2.24      14.8 +/-    2.24  0.030 / 0.040
G14     98.1           14.9                8.3 +/-    3.01      20.7 +/-    3.01  0.090 / 0.330
G16     139.9          55.1               11.0 +/-    1.07      13.1 +/-    1.07  0.090 / 0.270
G22     192.8          55.4               10.9 +/-    2.01      12.9 +/-    2.01  0.050 / 0.060
G23     316.7          46.4                8.1 +/-    1.10      10.8 +/-    1.10  0.060 / 0.060
G26     78.9           55.5                8.6 +/-    0.58      10.2 +/-    0.58  0.070 / 0.080
G31     50.6           23.3                7.2 +/-    1.21      14.7 +/-    1.21  0.060 / 0.090