PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/14-05:27:50
G01     122.2          15.4                6.0 +/-    1.58      14.8 +/-    1.58  0.040 / 0.040
G07     74.1           66.9                4.8 +/-    0.58       5.1 +/-    0.58  0.040 / 0.040
G08     45.7           32.2                2.3 +/-    0.37       3.9 +/-    0.37  0.030 / 0.040
G09     174.9          26.7                5.9 +/-    2.44      11.0 +/-    2.44  0.020 / 0.040
G11     109.3          38.6                5.6 +/-    0.74       8.3 +/-    0.74  0.120 / 0.210
G13     319.1          16.9                1.7 +/-    1.77       3.9 +/-    1.77  0.110 / 0.240
G17     199.8          23.1                4.6 +/-    2.64       9.3 +/-    2.64  0.090 / 0.170
G18     95.3           19.2                5.8 +/-    1.10      13.1 +/-    1.10  0.090 / 0.180
G28     283.7          54.7                4.8 +/-    0.73       5.7 +/-    0.73  0.130 / 0.250
G30     337.7          64.3                3.5 +/-    0.61       3.8 +/-    0.61  0.090 / 0.230