PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/12-03:12:30
G07     336.2          59.5                7.9 +/-    0.89       9.1 +/-    0.89  0.080 / 0.110
G08     95.9           51.9               11.8 +/-    0.40      14.5 +/-    0.40  0.070 / 0.110
G09     180.3          69.2               10.3 +/-    0.69      10.9 +/-    0.69  0.040 / 0.050
G11     147.2          14.4                8.2 +/-    1.34      20.8 +/-    1.34  0.040 / 0.040
G23     156.2          40.3               12.7 +/-    1.15      18.3 +/-    1.15  0.150 / 0.250
G27     53.7           30.7                5.7 +/-    1.84       9.9 +/-    1.84  0.140 / 0.220
G28     236.1          23.0                8.7 +/-    1.01      17.8 +/-    1.01  0.210 / 0.520
G30     301.3          33.5                6.6 +/-    0.94      10.8 +/-    0.94  0.230 / 0.740