PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/12/01-21:28:10
G01     234.4          27.0               10.9 +/-    1.71      20.4 +/-    1.71  0.040 / 0.040
G03     311.0          55.2                7.0 +/-    0.71       8.3 +/-    0.71  0.040 / 0.050
G14     70.1           36.8                7.5 +/-    0.54      11.5 +/-    0.54  0.070 / 0.120
G16     154.2          31.3               11.0 +/-    1.17      18.8 +/-    1.17  0.080 / 0.170
G22     273.6          74.0                8.9 +/-    1.89       9.3 +/-    1.89  0.070 / 0.150
G23     296.5          27.5                7.9 +/-    2.29      14.6 +/-    2.29  0.070 / 0.140
G26     121.4          48.0               11.4 +/-    1.37      14.7 +/-    1.37  0.040 / 0.060
G31     41.6           45.3                7.4 +/-    0.57      10.0 +/-    0.57  0.040 / 0.040
G32     88.5           13.3                9.1 +/-    1.91      23.7 +/-    1.91  0.070 / 0.140