PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/10-05:28:00
G07     337.6          60.0                5.1 +/-    0.97       5.9 +/-    0.97  0.070 / 0.090
G08     98.5           52.3                7.0 +/-    0.29       8.5 +/-    0.29  0.070 / 0.080
G09     183.8          70.6                5.4 +/-    0.64       5.6 +/-    0.64  0.070 / 0.080
G11     146.3          14.6                5.6 +/-    5.03      14.1 +/-    5.03  0.070 / 0.080
G23     155.8          39.4                7.4 +/-    0.50      10.8 +/-    0.50  0.040 / 0.050
G27     53.9           30.9                5.2 +/-    0.67       8.9 +/-    0.67  0.040 / 0.040
G28     236.3          23.6                7.6 +/-    1.43      15.3 +/-    1.43  0.120 / 0.260
G30     301.9          34.3                4.5 +/-    0.82       7.2 +/-    0.82  0.080 / 0.250