PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/06-22:43:00
G01     247.3          33.3                7.6 +/-    1.88      12.4 +/-    1.88  0.030 / 0.030
G03     315.1          46.7                7.0 +/-    1.05       9.2 +/-    1.05  0.030 / 0.030
G11     234.7          10.9                7.7 +/-    8.99      21.0 +/-    8.99  0.030 / 0.040
G14     64.2           38.4                5.7 +/-    1.09       8.6 +/-    1.09  0.040 / 0.040
G16     164.7          19.2                9.4 +/-    3.18      21.2 +/-    3.18  0.130 / 0.210
G22     300.2          68.3                8.2 +/-    0.51       8.8 +/-    0.51  0.190 / 0.230
G23     288.9          20.7                7.4 +/-    2.20      15.9 +/-    2.20  0.040 / 0.090
G26     135.9          40.1                9.7 +/-    0.87      14.2 +/-    0.87  0.050 / 0.080
G31     39.7           57.4                5.7 +/-    0.63       6.7 +/-    0.63  0.100 / 0.120
G32     79.8           21.7                5.9 +/-    1.77      12.5 +/-    1.77  0.080 / 0.120