PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2017/12/11-20:43:10
G01     303.5          35.4                8.4 +/-    1.59      13.2 +/-    1.59  0.080 / 0.110
G10     109.9          37.8                9.8 +/-    0.47      14.8 +/-    0.47  0.080 / 0.140
G11     278.1          28.2               10.1 +/-    0.88      18.4 +/-    0.88  0.080 / 0.120
G14     5.7            64.8                7.0 +/-    0.42       7.7 +/-    0.42  0.110 / 0.140
G18     120.0          10.0               11.8 +/-    1.83      33.0 +/-    1.83  0.030 / 0.030
G22     310.8          28.3                7.1 +/-    2.63      12.8 +/-    2.63  0.030 / 0.020
G25     77.9           17.6               10.2 +/-    1.99      23.9 +/-    1.99  0.030 / 0.040
G31     167.1          67.9                9.7 +/-    0.40      10.3 +/-    0.40  0.040 / 0.030
G32     39.2           50.5                7.1 +/-    1.67       8.8 +/-    1.67  0.080 / 0.080