PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/02/10-19:28:00
G03     203.8          50.5               11.1 +/-    0.64      13.9 +/-    0.64  0.050 / 0.050
G07     263.9          23.0                9.9 +/-    1.51      20.2 +/-    1.51  0.040 / 0.040
G09     313.6          34.1                7.9 +/-    1.11      12.7 +/-    1.11  0.050 / 0.040
G16     85.3           65.4               10.0 +/-    0.54      10.9 +/-    0.54  0.040 / 0.030
G22     185.4          33.4               10.4 +/-    1.13      17.0 +/-    1.13  0.070 / 0.140
G23     334.5          64.5               10.0 +/-    0.86      10.9 +/-    0.86  0.060 / 0.090
G26     51.4           42.8                8.9 +/-    0.58      12.4 +/-    0.58  0.200 / 0.240
G27     131.4          14.5               11.3 +/-    2.19      28.4 +/-    2.19  0.210 / 0.290