PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/06-05:27:40
G07     30.8           69.0                5.3 +/-    0.80       5.6 +/-    0.80  0.050 / 0.060
G08     56.5           43.6                4.8 +/-    0.66       6.6 +/-    0.66  0.040 / 0.050
G09     175.6          41.8                8.9 +/-    2.02      12.5 +/-    2.02  0.030 / 0.040
G11     125.1          30.5                6.9 +/-    1.00      11.9 +/-    1.00  0.030 / 0.040
G18     109.2          12.3                5.3 +/-    2.33      14.0 +/-    2.33  0.120 / 0.280
G23     161.2          17.6                4.5 +/-    1.56      10.6 +/-    1.56  0.120 / 0.260
G27     39.8           15.8                1.9 +/-    1.24       4.5 +/-    1.24  0.090 / 0.240
G28     262.3          46.6                7.0 +/-    0.69       9.3 +/-    0.69  0.070 / 0.230
G30     322.0          52.1                4.3 +/-    1.37       5.3 +/-    1.37  0.120 / 0.390