PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/07/10-05:27:30
G01     318.9          18.3                6.4 +/-    1.64      14.6 +/-    1.64  0.150 / 0.280
G08     257.3          12.9                7.2 +/-    3.26      18.9 +/-    3.26  0.320 / 0.320
G10     80.6           52.9                5.5 +/-    1.03       6.7 +/-    1.03  0.080 / 0.160
G11     302.6          23.3                5.6 +/-    1.25      11.3 +/-    1.25  0.090 / 0.160
G14     291.5          69.2                6.3 +/-    0.39       6.7 +/-    0.39  0.200 / 0.150
G18     304.4          40.5                5.1 +/-    1.59       7.3 +/-    1.59  0.140 / 0.160
G20     101.6          38.9               10.2 +/-    0.84      15.1 +/-    0.84  0.040 / 0.040
G22     301.3          11.9                4.6 +/-    4.54      12.3 +/-    4.54  0.030 / 0.050
G31     173.8          44.5                8.6 +/-    1.39      11.7 +/-    1.39  0.170 / 0.220
G32     12.6           65.9                4.8 +/-    0.38       5.2 +/-    0.38  0.330 / 0.310