PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/12/10-20:27:50
G01     282.6          41.6               17.8 +/-    3.48      25.2 +/-    3.48  0.040 / 0.060
G03     313.9          21.8                9.8 +/-    2.19      20.7 +/-    2.19  0.040 / 0.060
G10     124.2          23.1               12.2 +/-    1.77      24.9 +/-    1.77  0.050 / 0.050
G11     257.0          23.5                9.9 +/-    3.08      20.0 +/-    3.08  0.050 / 0.050
G14     33.6           54.8                9.5 +/-    1.31      11.4 +/-    1.31  0.110 / 0.180
G22     314.6          43.4                9.2 +/-    0.67      12.7 +/-    0.67  0.110 / 0.230
G25     55.3           15.6                8.7 +/-    1.61      21.3 +/-    1.61  0.030 / 0.020
G26     155.0          17.2               12.6 +/-    2.60      29.6 +/-    2.60  0.030 / 0.020
G31     111.8          81.3               10.7 +/-    0.34      10.8 +/-    0.34  0.070 / 0.080
G32     56.0           38.6                9.4 +/-    0.84      14.1 +/-    0.84  0.060 / 0.070