PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-23:42:40
G03     257.8          69.9                6.4 +/-    0.36       6.8 +/-    0.36  0.030 / 0.050
G09     301.6          17.9                7.6 +/-    4.28      17.6 +/-    4.28  0.030 / 0.050
G14     93.6           21.5                6.2 +/-    1.98      13.2 +/-    1.98  0.120 / 0.210
G16     130.6          54.9               10.3 +/-    0.53      12.3 +/-    0.53  0.110 / 0.260
G22     203.0          61.0                8.5 +/-    1.21       9.5 +/-    1.21  0.050 / 0.040
G23     315.6          45.4                6.9 +/-    0.81       9.2 +/-    0.81  0.040 / 0.030
G26     76.9           53.1                6.8 +/-    0.66       8.2 +/-    0.66  0.040 / 0.050
G31     50.2           22.7                4.5 +/-    2.97       9.3 +/-    2.97  0.040 / 0.050