PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/11/11-04:27:40
G01     125.0          11.4               -1.5 +/-   32.92      -4.0 +/-   32.92  0.040 / 0.040
G07     53.5           69.4                4.8 +/-    0.66       5.0 +/-    0.66  0.050 / 0.060
G08     50.6           39.5                4.2 +/-    0.75       6.1 +/-    0.75  0.040 / 0.040
G09     175.4          33.7                7.0 +/-    1.52      11.5 +/-    1.52  0.050 / 0.040
G11     122.1          36.1                7.8 +/-    0.90      12.2 +/-    0.90  0.070 / 0.100
G13     320.6          12.9                2.3 +/-    1.26       6.0 +/-    1.26  0.070 / 0.120
G17     199.2          14.5                4.6 +/-    1.50      11.5 +/-    1.50  0.070 / 0.100
G28     267.6          46.1                5.3 +/-    1.17       7.0 +/-    1.17  0.060 / 0.090
G30     328.1          57.8                3.7 +/-    0.48       4.3 +/-    0.48  0.030 / 0.040