PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2018/02/10-19:57:50
G03     216.5          62.1               11.2 +/-    0.82      12.5 +/-    0.82  0.060 / 0.180
G07     252.6          11.4               10.3 +/-    6.31      27.9 +/-    6.31  0.050 / 0.140
G09     307.1          22.6                8.5 +/-    1.51      17.5 +/-    1.51  0.070 / 0.070
G14     105.2          10.7               12.3 +/-    2.11      33.8 +/-    2.11  0.070 / 0.070
G16     113.1          63.5               14.0 +/-    0.66      15.4 +/-    0.66  0.110 / 0.450
G22     189.7          47.1               11.6 +/-    1.98      15.2 +/-    1.98  0.100 / 0.520
G23     326.2          56.0               10.5 +/-    0.63      12.3 +/-    0.63  0.040 / 0.050
G26     59.1           47.3                8.8 +/-    0.59      11.5 +/-    0.59  0.040 / 0.050
G31     56.2           14.0                7.9 +/-    1.73      20.2 +/-    1.73  0.040 / 0.060