PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/27-01:58:10
G07     327.1          56.2                4.2 +/-    0.56       5.0 +/-    0.56  0.100 / 0.120
G08     104.7          50.1                6.1 +/-    1.01       7.7 +/-    1.01  0.110 / 0.120
G09     182.8          74.8                4.8 +/-    0.58       5.0 +/-    0.58  0.040 / 0.040
G11     151.2          10.6               -3.5 +/-   14.51      -9.8 +/-   14.51  0.040 / 0.050
G23     154.2          46.7                5.1 +/-    0.66       6.7 +/-    0.66  0.190 / 0.360
G27     59.5           33.4                5.0 +/-    1.78       8.1 +/-    1.78  0.200 / 0.270
G28     232.2          18.1                4.7 +/-    2.56      10.9 +/-    2.56  0.180 / 0.580
G30     296.7          29.4                3.3 +/-    1.90       5.9 +/-    1.90  0.240 / 0.840