PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/04-21:27:50
G01     260.4          39.2               10.4 +/-    0.56      15.4 +/-    0.56  0.280 / 0.410
G03     316.6          35.9                8.8 +/-    0.92      13.7 +/-    0.92  0.240 / 0.290
G10     133.7          10.0               10.1 +/-   15.10      28.1 +/-   15.10  0.080 / 0.090
G11     242.2          15.9                8.4 +/-    1.99      20.6 +/-    1.99  0.090 / 0.080
G14     52.3           45.1                7.7 +/-    0.70      10.3 +/-    0.70  0.060 / 0.060
G22     311.5          58.3                8.7 +/-    1.23      10.0 +/-    1.23  0.040 / 0.040
G25     41.7           10.3                8.1 +/-    2.24      22.5 +/-    2.24  0.160 / 0.310
G26     144.7          30.8               11.4 +/-    0.74      19.7 +/-    0.74  0.110 / 0.300
G31     45.6           69.9               10.6 +/-    0.42      11.2 +/-    0.42  0.040 / 0.090
G32     70.3           28.2                8.2 +/-    1.01      15.0 +/-    1.01  0.110 / 0.110