PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/03/10-19:27:30
G07     318.7          53.3               10.5 +/-    0.85      12.7 +/-    0.85  0.040 / 0.050
G08     118.7          44.8               13.8 +/-    0.79      18.7 +/-    0.79  0.040 / 0.060
G09     276.6          82.3               10.8 +/-    1.10      10.9 +/-    1.10  0.050 / 0.060
G16     42.6           24.1                8.9 +/-    1.54      17.9 +/-    1.54  0.050 / 0.060
G23     149.0          59.0               12.9 +/-    0.61      14.8 +/-    0.61  0.180 / 0.620
G27     74.6           37.8               11.9 +/-    1.39      17.9 +/-    1.39  0.280 / 1.120
G28     226.6          13.9               13.3 +/-   13.74      34.1 +/-   13.74  0.030 / 0.020
G30     290.3          25.9                9.7 +/-    1.21      18.5 +/-    1.21  0.030 / 0.030