PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/02-20:12:30
G07     326.1          56.0               11.7 +/-    0.82      13.8 +/-    0.82  0.140 / 0.640
G08     110.7          48.0               14.4 +/-    0.93      18.6 +/-    0.93  0.170 / 0.560
G09     227.1          82.2               12.1 +/-    0.47      12.2 +/-    0.47  0.060 / 0.070
G16     43.7           18.8               10.0 +/-    0.97      22.7 +/-    0.97  0.060 / 0.080
G23     152.3          53.2               14.2 +/-    0.45      17.3 +/-    0.45  0.100 / 0.160
G27     67.5           36.8               11.9 +/-    0.62      18.3 +/-    0.62  0.100 / 0.160
G28     229.8          18.7               13.8 +/-    5.73      31.4 +/-    5.73  0.040 / 0.060
G30     294.6          29.2               11.0 +/-    2.12      19.6 +/-    2.12  0.040 / 0.060