PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-21:57:50
G01     229.9          23.0               10.4 +/-    3.56      21.2 +/-    3.56  0.040 / 0.030
G03     305.5          60.3                7.8 +/-    1.11       8.9 +/-    1.11  0.030 / 0.030
G14     75.6           33.5                7.2 +/-    3.05      11.7 +/-    3.05  0.070 / 0.120
G16     150.6          36.8                9.5 +/-    1.43      14.6 +/-    1.43  0.060 / 0.130
G22     251.0          74.6                8.5 +/-    0.82       8.8 +/-    0.82  0.040 / 0.030
G23     300.8          31.3                9.2 +/-    1.22      15.6 +/-    1.22  0.060 / 0.030
G26     112.8          51.2                7.9 +/-    0.95       9.9 +/-    0.95  0.070 / 0.100
G31     42.8           39.8                6.3 +/-    1.35       9.2 +/-    1.35  0.070 / 0.090
G32     92.9           9.9                 9.8 +/-    2.34      27.5 +/-    2.34  0.080 / 0.100