PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/02/11-21:57:50
G07     345.1          62.0                9.8 +/-    0.55      11.0 +/-    0.55  0.080 / 0.060
G08     89.7           51.5                9.7 +/-    0.73      12.0 +/-    0.73  0.090 / 0.080
G09     186.9          70.2               10.9 +/-    0.62      11.5 +/-    0.62  0.030 / 0.040
G11     142.1          16.2               12.5 +/-    4.44      30.2 +/-    4.44  0.040 / 0.040
G23     157.3          40.1               11.2 +/-    0.99      16.3 +/-    0.99  0.080 / 0.180
G27     54.1           31.9                8.3 +/-    1.68      14.0 +/-    1.68  0.150 / 0.180
G28     238.7          29.1               11.4 +/-    1.10      20.3 +/-    1.10  0.020 / 0.030
G30     304.2          37.0                9.3 +/-    1.54      14.3 +/-    1.54  0.030 / 0.030