PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/11/16-23:27:50
G01     237.8          27.5                8.5 +/-    2.54      15.7 +/-    2.54  0.040 / 0.040
G03     310.5          55.3                7.1 +/-    0.88       8.4 +/-    0.88  0.040 / 0.030
G14     73.3           32.8                6.1 +/-    0.99      10.1 +/-    0.99  0.080 / 0.170
G16     156.2          30.5                9.8 +/-    1.41      16.9 +/-    1.41  0.090 / 0.180
G18     209.9          16.4                8.9 +/-    1.70      21.5 +/-    1.70  0.060 / 0.130
G22     274.3          74.2                6.4 +/-    0.95       6.6 +/-    0.95  0.060 / 0.120
G23     295.5          25.8                7.4 +/-    1.72      14.3 +/-    1.72  0.080 / 0.160
G26     123.4          47.7               10.0 +/-    0.97      13.0 +/-    0.97  0.070 / 0.150
G31     40.6           47.6                5.6 +/-    0.71       7.3 +/-    0.71  0.070 / 0.180
G32     87.9           15.0                6.0 +/-    1.83      14.9 +/-    1.83  0.080 / 0.190