PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/07-05:13:10
G07     18.3           68.1                3.4 +/-    0.70       3.7 +/-    0.70  0.030 / 0.020
G08     61.6           46.4                5.2 +/-    1.00       6.9 +/-    1.00  0.020 / 0.030
G09     175.9          46.7                7.2 +/-    1.03       9.5 +/-    1.03  0.220 / 0.280
G11     129.1          27.7                3.8 +/-    1.45       6.9 +/-    1.45  0.140 / 0.200
G18     112.9          10.0               -5.8 +/-   20.44     -16.3 +/-   20.44  0.170 / 0.210
G23     160.9          22.0                4.5 +/-    0.68       9.5 +/-    0.68  0.280 / 0.330
G27     41.6           19.4                2.3 +/-    2.46       5.0 +/-    2.46  0.050 / 0.040
G28     256.8          43.6                5.6 +/-    2.70       7.8 +/-    2.70  0.040 / 0.030
G30     318.0          48.6                2.4 +/-    1.26       3.0 +/-    1.26  0.090 / 0.170