PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/11/16-00:12:50
G01     245.3          32.2                9.3 +/-    1.21      15.6 +/-    1.21  0.030 / 0.050
G03     314.5          47.8                5.8 +/-    1.05       7.5 +/-    1.05  0.040 / 0.050
G14     66.4           36.9                5.5 +/-    0.30       8.4 +/-    0.30  0.020 / 0.050
G16     164.9          20.1               11.1 +/-    1.40      24.3 +/-    1.40  0.030 / 0.040
G22     297.1          69.6                7.5 +/-    0.84       7.9 +/-    0.84  0.120 / 0.290
G23     290.1          21.5                8.2 +/-    1.59      17.5 +/-    1.59  0.070 / 0.240
G26     135.5          41.3               11.0 +/-    0.65      15.7 +/-    0.65  0.070 / 0.100
G31     39.2           56.7                5.6 +/-    0.67       6.6 +/-    0.67  0.090 / 0.130
G32     81.1           21.2                6.8 +/-    1.59      14.5 +/-    1.59  0.040 / 0.110